minor: fix incorrect deprecation version & window docs (#18093)

Author: Jefffrey

datafusion/functions-window-common/src/expr.rs

@@ -37,7 +37,7 @@ impl<'a> ExpressionArgs<'a> {
     ///
     /// * `input_exprs` - The expressions passed as arguments
     ///   to the user-defined window function.
-    /// * `input_types` - The data types corresponding to the
+    /// * `input_fields` - The fields corresponding to the
     ///   arguments to the user-defined window function.
     ///
     pub fn new(

datafusion/functions-window-common/src/partition.rs

@@ -42,7 +42,7 @@ impl<'a> PartitionEvaluatorArgs<'a> {
     ///
     /// * `input_exprs` - The expressions passed as arguments
     ///   to the user-defined window function.
-    /// * `input_types` - The data types corresponding to the
+    /// * `input_fields` - The fields corresponding to the
     ///   arguments to the user-defined window function.
     /// * `is_reversed` - Set to `true` if and only if the user-defined
     ///   window function is reversible and is reversed.

datafusion/functions/src/planner.rs

@@ -25,7 +25,7 @@ use datafusion_expr::{
 };
 
 #[deprecated(
-    since = "0.50.0",
+    since = "50.0.0",
     note = "Use UnicodeFunctionPlanner and DateTimeFunctionPlanner instead"
 )]
 #[derive(Default, Debug)]