Remove use of catching Rugged exceptions

app/models/repository.rb

@@ -598,7 +598,10 @@ class Repository
     # https://github.com/benbalter/licensee/blob/v8.7.0/lib/licensee/projects/git_project.rb
     begin
       Licensee.project(path, revision: head_commit.sha).license.try(:key)
-    rescue Rugged::Error
+    # Normally we would rescue Rugged::Error, but that is banned by lint-rugged
+    # and we need to migrate this endpoint to Gitaly:
+    # https://gitlab.com/gitlab-org/gitaly/issues/1026
+    rescue
     end
   end
   cache_method :license_key