add allowNoIndex to rest API

Author: mattkime

src/plugins/data/server/index_patterns/routes/create_index_pattern.ts

@@ -50,6 +50,7 @@ const indexPatternSpecSchema = schema.object({
       })
     )
   ),
+  allowNoIndex: schema.maybe(schema.boolean()),
 });
 
 export const registerCreateIndexPatternRoute = (

src/plugins/data/server/index_patterns/routes/update_index_pattern.ts

@@ -38,6 +38,7 @@ const indexPatternUpdateSchema = schema.object({
   ),
   fieldFormats: schema.maybe(schema.recordOf(schema.string(), serializedFieldFormatSchema)),
   fields: schema.maybe(schema.recordOf(schema.string(), fieldSpecSchema)),
+  allowNoIndex: schema.maybe(schema.boolean()),
 });
 
 export const registerUpdateIndexPatternRoute = (