overrides modifier in encoder.mustache template for typescrupt-angular

Author: HugoMario

src/main/resources/handlebars/typescript-angular/encoder.mustache

@@ -12,11 +12,11 @@
 * See: https://github.com/angular/angular/issues/11058#issuecomment-247367318
 */
 export class CustomHttpUrlEncodingCodec extends HttpUrlEncodingCodec {
-    encodeKey(k: string): string {
+    override encodeKey(k: string): string {
         k = super.encodeKey(k);
         return k.replace(/\+/gi, '%2B');
     }
-    encodeValue(v: string): string {
+    override encodeValue(v: string): string {
         v = super.encodeValue(v);
         return v.replace(/\+/gi, '%2B');
     }
@@ -29,11 +29,11 @@ export class CustomHttpUrlEncodingCodec extends HttpUrlEncodingCodec {
 * See: https://github.com/angular/angular/issues/11058#issuecomment-247367318
 */
 export class CustomQueryEncoderHelper extends QueryEncoder {
-    encodeKey(k: string): string {
+    override encodeKey(k: string): string {
         k = super.encodeKey(k);
         return k.replace(/\+/gi, '%2B');
     }
-    encodeValue(v: string): string {
+    override encodeValue(v: string): string {
         v = super.encodeValue(v);
         return v.replace(/\+/gi, '%2B');
     }