Increase char limit for block_number_search_hint

Increase char limit from 40 to 45

Bug:24521652
Change-Id: Ie6c589538ec133ff08d4826a053e5d80b6665719
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 33fbbb6..0d79d9d 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -478,7 +478,7 @@
     <string name="dialer_hint_find_contact">Search contacts</string>
 
     <!-- Hint displayed in add blocked number search box when there is no query typed.
-         [CHAR LIMIT=40] -->
+         [CHAR LIMIT=45] -->
     <string name="block_number_search_hint">Add number or search contacts</string>
 
     <!-- String resource for the font-family to use for the call log activity's title