rest-api-spec: remove required: false for query parameters (elastic#134658)

The vast majority of query parameters are not required, but most of them don't
specify it. Removing "required": false entirely will help generation.

Author: pquentin

rest-api-spec/src/main/resources/rest-api-spec/api/cat.ml_data_frame_analytics.json

@@ -37,7 +37,6 @@
     "params": {
       "allow_no_match": {
         "type": "boolean",
-        "required": false,
         "description": "Whether to ignore if a wildcard expression matches no configs. (This includes `_all` string or when no configs have been specified)"
       },
       "bytes": {

rest-api-spec/src/main/resources/rest-api-spec/api/cat.ml_datafeeds.json

@@ -37,7 +37,6 @@
     "params": {
       "allow_no_match": {
         "type": "boolean",
-        "required": false,
         "description": "Whether to ignore if a wildcard expression matches no datafeeds. (This includes `_all` string or when no datafeeds have been specified)"
       },
       "format": {

rest-api-spec/src/main/resources/rest-api-spec/api/cat.ml_jobs.json

@@ -37,7 +37,6 @@
     "params": {
       "allow_no_match": {
         "type": "boolean",
-        "required": false,
         "description": "Whether to ignore if a wildcard expression matches no jobs. (This includes `_all` string or when no jobs have been specified)"
       },
       "bytes": {

rest-api-spec/src/main/resources/rest-api-spec/api/cat.ml_trained_models.json

@@ -37,7 +37,6 @@
     "params": {
       "allow_no_match": {
         "type": "boolean",
-        "required": false,
         "description": "Whether to ignore if a wildcard expression matches no trained models. (This includes `_all` string or when no trained models have been specified)",
         "default": true
       },

rest-api-spec/src/main/resources/rest-api-spec/api/cat.transforms.json

@@ -37,17 +37,14 @@
     "params": {
       "from": {
         "type": "int",
-        "required": false,
         "description": "skips a number of transform configs, defaults to 0"
       },
       "size": {
         "type": "int",
-        "required": false,
         "description": "specifies a max number of transforms to get, defaults to 100"
       },
       "allow_no_match": {
         "type": "boolean",
-        "required": false,
         "description": "Whether to ignore if a wildcard expression matches no transforms. (This includes `_all` string or when no transforms have been specified)"
       },
       "format": {

rest-api-spec/src/main/resources/rest-api-spec/api/indices.resolve_index.json

@@ -52,7 +52,12 @@
       },
       "mode": {
         "type": "enum",
-        "options": ["standard", "time_series", "logsdb", "lookup"],
+        "options": [
+          "standard",
+          "time_series",
+          "logsdb",
+          "lookup"
+        ],
         "default": "",
         "description": "Filter indices by index mode. Comma-separated list of IndexMode. Empty means no filter."
       }

rest-api-spec/src/main/resources/rest-api-spec/api/inference.delete.json

@@ -46,13 +46,11 @@
     "params": {
       "dry_run": {
         "type": "boolean",
-        "description": "If true the endpoint will not be deleted and a list of ingest processors which reference this endpoint will be returned.",
-        "required": false
+        "description": "If true the endpoint will not be deleted and a list of ingest processors which reference this endpoint will be returned."
       },
       "force": {
         "type": "boolean",
-        "description": "If true the endpoint will be forcefully stopped (regardless of whether or not it is referenced by any ingest processors or semantic text fields).",
-        "required": false
+        "description": "If true the endpoint will be forcefully stopped (regardless of whether or not it is referenced by any ingest processors or semantic text fields)."
       }
     }
   }

rest-api-spec/src/main/resources/rest-api-spec/api/ml.close_job.json

@@ -33,12 +33,10 @@
     "params": {
       "allow_no_match": {
         "type": "boolean",
-        "required": false,
         "description": "Whether to ignore if a wildcard expression matches no jobs. (This includes `_all` string or when no jobs have been specified)"
       },
       "force": {
         "type": "boolean",
-        "required": false,
         "description": "True if the job should be forcefully closed"
       },
       "timeout": {

rest-api-spec/src/main/resources/rest-api-spec/api/ml.delete_datafeed.json

@@ -30,7 +30,6 @@
     "params": {
       "force": {
         "type": "boolean",
-        "required": false,
         "description": "True if the datafeed should be forcefully deleted"
       }
     }

rest-api-spec/src/main/resources/rest-api-spec/api/ml.delete_expired_data.json

@@ -39,12 +39,10 @@
     "params": {
       "requests_per_second": {
         "type": "number",
-        "required": false,
         "description": "The desired requests per second for the deletion processes."
       },
       "timeout": {
         "type": "time",
-        "required": false,
         "description": "How long can the underlying delete processes run until they are canceled"
       }
     },