chore: trim unused STL includes (#29414)

shell/common/api/electron_api_native_image_win.cc

@@ -9,9 +9,6 @@
 #include <thumbcache.h>
 #include <wrl/client.h>
 
-#include <string>
-#include <vector>
-
 #include "shell/common/gin_converters/image_converter.h"
 #include "shell/common/gin_helper/promise.h"
 #include "shell/common/skia_util.h"

shell/common/api/electron_api_v8_util.cc

@@ -2,7 +2,6 @@
 // Use of this source code is governed by the MIT license that can be
 // found in the LICENSE file.
 
-#include <string>
 #include <utility>
 
 #include "base/hash/hash.h"