Update empty state for 0 commits result

Issue: https://gitlab.com/gitlab-org/gitlab/-/issues/214044

app/views/projects/commits/_commits.html.haml

@@ -37,7 +37,9 @@
     = _('Add previously merged commits')
 
 - if commits.size == 0 && context_commits.nil?
-  .mt-4.text-center
-    .bold
+  .commits-empty.gl-mt-6
+    = custom_icon('illustration_no_commits')
+    %h4
       = _('Your search didn\'t match any commits.')
-    = _('Try changing or removing filters.')
+    %p
+      = _('Try changing or removing filters.')

changelogs/unreleased/214044-add-empty-state-no-commit-result.yml

+---
+title: Update empty state for no commits result
+merge_request: 48538
+author:
+type: changed