Fix config mismatches (#1539) (#1543)

Cherry-picked from #1539

Author: renetapopova

modules/ROOT/pages/configuration/configuration-settings.adoc

@@ -774,7 +774,7 @@ m|+++0+++
 |Description
 a|The names of databases that are allowed on this server - all others are denied. Empty means all are allowed. Can be overridden when enabling the server, or altered at runtime, without changing this setting. Exclusive with 'server.initial_denied_databases'
 |Valid values
-a|A comma-separated set where each element is a string.
+a|A comma-separated set where each element is a valid database name containing only alphabetic characters, numbers, dots, and dashes with a length between 3 and 63 characters, starting with an alphabetic character but not with the name `system`.
 |Default value
 m|++++++
 |===
@@ -792,7 +792,7 @@ m|++++++
 |Description
 a|The names of databases that are not allowed on this server. Empty means nothing is denied. Can be overridden when enabling the server, or altered at runtime, without changing this setting. Exclusive with 'server.initial_allowed_databases'
 |Valid values
-a|A comma-separated set where each element is a string.
+a|A comma-separated set where each element is a valid database name containing only alphabetic characters, numbers, dots, and dashes with a length between 3 and 63 characters, starting with an alphabetic character but not with the name `system`.
 |Default value
 m|++++++
 |===
@@ -1476,7 +1476,7 @@ m|+++:7474+++
 |Description
 a|Defines the set of modules loaded into the Neo4j web server. Options include TRANSACTIONAL_ENDPOINTS, BROWSER, UNMANAGED_EXTENSIONS and ENTERPRISE_MANAGEMENT_ENDPOINTS (if applicable).
 |Valid values
-a|A comma-separated set where each element is one of [TRANSACTIONAL_ENDPOINTS, UNMANAGED_EXTENSIONS, BROWSER, ENTERPRISE_MANAGEMENT_ENDPOINTS].
+a|A comma-separated set where each element is one of [TRANSACTIONAL_ENDPOINTS, UNMANAGED_EXTENSIONS, BROWSER, ENTERPRISE_MANAGEMENT_ENDPOINTS, QUERY_API_ENDPOINTS].
 |Default value
 m|+++TRANSACTIONAL_ENDPOINTS,UNMANAGED_EXTENSIONS,BROWSER,ENTERPRISE_MANAGEMENT_ENDPOINTS+++
 |===