Increase no_device_lock_summary character limit=90

This increases character limit for no_device_lock_summary string to
support localization query 12202093

Bug: 289016927
Test: Manual
Change-Id: I4b449941f69ab6ecc95a9b50260a213c0c9e2178
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 942af44..1938873 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -1233,7 +1233,7 @@
     <string name="private_space_delete_failed">Private Space could not be deleted</string>
     <!-- Title of the Alert Dialog when no screen lock is set [CHAR LIMIT=30] -->
     <string name="no_device_lock_title">Set a screen lock</string>
-    <!-- Summary of the alert when no screen lock is set [CHAR LIMIT=60] -->
+    <!-- Summary of the alert when no screen lock is set [CHAR LIMIT=90] -->
     <string name="no_device_lock_summary">To use Private Space, set a screen lock on this device.</string>
     <!-- Action label for dialog when no screen lock is set [CHAR LIMIT=30] -->
     <string name="no_device_lock_action_label">Set screen lock</string>