cros: Use PIN instead of Pin in localization.

chrome/app/generated_resources.grd

Index: chrome/app/generated_resources.grd
diff --git a/chrome/app/generated_resources.grd b/chrome/app/generated_resources.grd
index e79f56f5c959613da46a0ecb3e63017d6b3e07c9..0b2d0700fd94bf4fd382184dde59d8755d86f5d9 100644
--- a/chrome/app/generated_resources.grd
+++ b/chrome/app/generated_resources.grd
@@ -13361,10 +13361,10 @@ Please check your email at <ph name="ACCOUNT_EMAIL">$2<ex>jane.doe@gmail.com</ex
             PIN
           </message>
           <message name="IDS_PIN_KEYBOARD_HINT_TEXT_PIN_PASSWORD" desc="Text to display in the pin field for user pod when no pin has been entered, and passwords are allowed.">
-            Pin or password
+            PIN or password
           </message>
           <message name="IDS_PIN_KEYBOARD_ERROR_MESSAGE" desc="Text to display the error message on the pin keyboard if the user has entered a wrong password or pin.">
-            Pin or password incorrect.
+            PIN or password incorrect.
           </message>
         </if>
         <message name="IDS_LOGIN_ERROR_AUTHENTICATING" desc="Couldn't sign in because password is invalid">