chore: fix linter problem with implicit returns (#1784)

Author: ddelgrosso1

src/gcs-resumable-upload/index.ts

@@ -421,6 +421,7 @@ export class Upload extends Pumpify {
           }
           this.set({uri});
           this.startUploading();
+          return;
         });
       }
     });
@@ -1031,6 +1032,7 @@ export class Upload extends Pumpify {
       }
       this.set({uri});
       this.startUploading();
+      return;
     });
   }