usb string update

Change-Id: Ib55ce7dbb0e9e5d25e01fd70b99cad5494cd619c
Fixes: 63157187
Test: make
diff --git a/packages/SystemUI/res/values/strings.xml b/packages/SystemUI/res/values/strings.xml
index d668a41..1ec4dcd 100644
--- a/packages/SystemUI/res/values/strings.xml
+++ b/packages/SystemUI/res/values/strings.xml
@@ -163,7 +163,7 @@
     <string name="usb_debugging_secondary_user_title">USB debugging not allowed</string>
 
     <!-- Message of notification shown when trying to enable USB debugging but a secondary user is the current foreground user. -->
-    <string name="usb_debugging_secondary_user_message">The user currently signed in to this device can\'t turn on USB debugging. To use this feature, please switch to an Admin user.</string>
+    <string name="usb_debugging_secondary_user_message">The user currently signed in to this device can\'t turn on USB debugging. To use this feature, switch to the primary user.</string>
 
     <!-- Checkbox label for application compatibility mode ON (zooming app to look like it's running
          on a phone).  [CHAR LIMIT=25] -->