very minor copyedit

very minor copyedit

diff --git a/config/locales/client.en.yml b/config/locales/client.en.yml
index b9251b9..b046424 100644
--- a/config/locales/client.en.yml
+++ b/config/locales/client.en.yml
@@ -2878,7 +2878,7 @@ en:
         version_check_pending: "Looks like you upgraded recently. Fantastic!"
         installed_version: "Installed"
         latest_version: "Latest"
-        problems_found: "Some advice based on your current site settings:"
+        problems_found: "Some advice based on your current site settings"
         last_checked: "Last checked"
         refresh_problems: "Refresh"
         no_problems: "No problems were found."

GitHub sha: 2dc680c9