[Password Manager] Remove "Nope" button from update passwords UI on iOS

ios/chrome/app/strings/ios_strings.grd

Index: ios/chrome/app/strings/ios_strings.grd
diff --git a/ios/chrome/app/strings/ios_strings.grd b/ios/chrome/app/strings/ios_strings.grd
index e2ec8441b0f80a072ebcd4d39b75892e9d49ae58..03987fe5c47fce11c06883b6f68e3042abd1b518 100644
--- a/ios/chrome/app/strings/ios_strings.grd
+++ b/ios/chrome/app/strings/ios_strings.grd
@@ -200,9 +200,6 @@ all other OS specific variables will be false.
       <message name="IDS_IOS_PASSWORD_MANAGER_UPDATE_BUTTON" desc="Label for the 'update' button in the Update Password infobar. This infobar asks if the user wishes to update the saved password for a site to a new password the user has just entered; the button applies the suggested update. [Length: 10em]">
         Update
       </message>
-      <message name="IDS_IOS_PASSWORD_MANAGER_CANCEL_BUTTON" desc="Label for the 'dismiss' button in the Update Password infobar. The UI asks the user if they wish to update their password; the button dismisses the UI without taking the suggested action.">
-        Nope
-      </message>
       <message name="IDS_IOS_PASSWORD_MANAGER_SAVE_PASSWORD_PROMPT_SMART_LOCK_BRANDING" desc="Info bar message to save a password, referring to the Google Smart Lock
 brand. [Length: 70em]">
         Do you want Google Smart Lock to save your password for this site?