Add space character in Group Conversation title separator am: bde2295410

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Car/Messenger/+/11882470

Change-Id: I517f67dfc37bc847f0d0fe75080e3b29867514be
diff --git a/res/values/strings.xml b/res/values/strings.xml
index d4795e9..1bd3c74 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -44,7 +44,7 @@
     <!-- Default Sender name that appears in message notification if sender name is not available. [CHAR_LIMIT=NONE] -->
     <string name="name_not_available">Name not available</string>
     <!-- Separator between names in a list (i.e. ", " for "Harry, Ron"). [CHAR_LIMIT=NONE] -->
-    <string name="name_separator">, </string>
+    <string name="name_separator">,&#160;</string>
 
     <string name="app_running_msg_channel_name">Uncategorized</string>
     <string name="app_running_msg_notification_title">Messaging service is active</string>