Mark string references as not translatable

Bug: 138093835
Test: Manually
Change-Id: Id11b4d904ec04ef2fdeea87fa10dd5a031570031
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 4b48392..8d9690f 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -69,10 +69,10 @@
     <string name="add_favorite_button">Add a favorite</string>
     <!-- Error message shown when on the favorites page without any favorites added [CHAR_LIMIT=80] -->
     <string name="favorites_empty">You haven\'t added any favorites yet</string>
-    <!-- Button to cancel the dialog where you pick a phone number to add as a favorite [CHAR_LIMIT=30] -->
-    <string name="cancel_add_favorites_dialog">@android:string/cancel</string>
-    <!-- Button to confirm the dialog where you pick a phone number to add as a favorite [CHAR_LIMIT=30] -->
-    <string name="confirm_add_favorites_dialog">@android:string/ok</string>
+    <!-- Button to cancel the dialog where you pick a phone number to add as a favorite -->
+    <string name="cancel_add_favorites_dialog" translatable="false">@android:string/cancel</string>
+    <!-- Button to confirm the dialog where you pick a phone number to add as a favorite -->
+    <string name="confirm_add_favorites_dialog" translatable="false">@android:string/ok</string>
 
     <!-- Keypad strings-->
     <string name="one" translatable="false">1</string>