Revert "[Android]Use zh instead of zh-rTW as output folder of zh_TW translation"

android_webview/BUILD.gn

Index: android_webview/BUILD.gn
diff --git a/android_webview/BUILD.gn b/android_webview/BUILD.gn
index 3089a7c6fc1b5607cb1106410fe434155470d541..3b8b1f99c12878892f5cdd7bb80c1260cd63cec4 100644
--- a/android_webview/BUILD.gn
+++ b/android_webview/BUILD.gn
@@ -353,7 +353,7 @@ grit("generate_components_strings") {
     "java/res/values-uk/components_strings.xml",
     "java/res/values-vi/components_strings.xml",
     "java/res/values-zh-rCN/components_strings.xml",
-    "java/res/values-zh/components_strings.xml",
+    "java/res/values-zh-rTW/components_strings.xml",
     "java/res/values/components_strings.xml",
   ]
 }
@@ -738,7 +738,7 @@ java_strings_grd("strings_grd") {
     "values-uk/android_webview_strings.xml",
     "values-vi/android_webview_strings.xml",
     "values-zh-rCN/android_webview_strings.xml",
-    "values-zh/android_webview_strings.xml",
+    "values-zh-rTW/android_webview_strings.xml",
     "values/android_webview_strings.xml",
   ]
 }