Update Repository Analytics feature title

This replaces the deprecated feature name of Contribution Charts with
the new feature name of Repository Analytics.

app/views/projects/graphs/charts.html.haml

-- page_title _("Contribution Charts")
+- page_title _("Repository Analytics")
 
 .repo-charts
   %h4.sub-header

changelogs/unreleased/djensen-update-repository-analytics-title.yml

+---
+title: Renamed Contribution Charts as Repository Analytics
+merge_request: 28162
+author:
+type: changed

locale/gitlab.pot

@@ -5503,9 +5503,6 @@ msgstr ""
 msgid "Contribution Analytics"
 msgstr ""
 
-msgid "Contribution Charts"
-msgstr ""
-
 msgid "ContributionAnalytics|<strong>%{created_count}</strong> created, <strong>%{accepted_count}</strong> accepted."
 msgstr ""
 
@@ -16828,6 +16825,9 @@ msgstr ""
 msgid "Repository"
 msgstr ""
 
+msgid "Repository Analytics"
+msgstr ""
+
 msgid "Repository Graph"
 msgstr ""