Java issues batch 5 partial backport (#2552)

Author: l-trotta

output/openapi/elasticsearch-serverless-openapi.json

@@ -172,6 +172,7 @@ export enum FieldType {
   completion,
   nested,
   object,
+  version,
   murmur3,
   token_count,
   percolator,

output/schema/schema.json

@@ -91,6 +91,8 @@ export class KeywordProperty extends DocValuesPropertyBase {
   eager_global_ordinals?: boolean
   index?: boolean
   index_options?: IndexOptions
+  script?: Script
+  on_script_error?: OnScriptError
   normalizer?: string
   norms?: boolean
   null_value?: string