fix: add missing types for object-shorthand rule (#18935)

Author: kripod

lib/types/rules/ecmascript-6.d.ts

@@ -386,6 +386,10 @@ export interface ECMAScript6 extends Linter.RulesRecord {
                      * @default false
                      */
                     ignoreConstructors: boolean;
+                    /**
+                     * @since 8.22.0
+                     */
+                    methodsIgnorePattern: string;
                     /**
                      * @default false
                      */