STORM-1719 notifications.xml has two instances where a button shows as "Ok" and Not "OK"

doc/contributions.txt

@@ -589,6 +589,7 @@ Jonathan Yap
 	STORM-1659
 	STORM-1674
 	STORM-1685
+	STORM-1719
 Kadah Coba
 	STORM-1060
 Jondan Lundquist

indra/newview/skins/default/xui/en/notifications.xml

@@ -6939,7 +6939,7 @@ With the following Residents:
 	<usetemplate
      name="okcancelbuttons"
      notext="Cancel"
-     yestext="Ok"/>
+     yestext="OK"/>
   </notification>
   
   <notification
@@ -7135,7 +7135,7 @@ Mute everyone?
     <usetemplate
      ignoretext="Confirm before I mute all participants in a group call"
      name="okcancelignore"
-     yestext="Ok"
+     yestext="OK"
      notext="Cancel">
       <unique/>
     </usetemplate>