fix: fix for new @types/node version (#1542)

* fix: fix for new @types/node version

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Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

Author: asthamohta

protos/protos.d.ts

@@ -157,9 +157,9 @@ export class PartialResultStream extends Transform implements ResultEvents {
    *
    * @param {Error} [err] Optional error to destroy stream with.
    */
-  destroy(err?: Error): void {
+  destroy(err?: Error): this {
     if (this._destroyed) {
-      return;
+      return this;
     }
 
     this._destroyed = true;
@@ -170,6 +170,7 @@ export class PartialResultStream extends Transform implements ResultEvents {
       }
       this.emit('close');
     });
+    return this;
   }
   /**
    * Processes each chunk.