New translations strings.xml (Japanese)

app/src/main/res/values-ja/strings.xml

@@ -173,6 +173,7 @@
     <string name="dms_inbox_unlike">いいね！を取り消す</string>
     <string name="dms_inbox_unsend">メッセージの送信を取り消す</string>
     <string name="dms_inbox_author">投稿者プロフィールを表示</string>
+    <string name="dms_inbox_giphy">View on GIPHY</string>
     <string name="dms_inbox_shared_post">%s shared a post by @%s</string>
     <string name="dms_inbox_shared_image">%s shared an image</string>
     <string name="dms_inbox_shared_video">%s shared a video</string>