Fix wrong conflict resolution

The EE version of the protected branches JS doesn't take a label...

We should really reduce the disrepancies between CE and EE for this
feature.

Signed-off-by: Rémy Coutable <remy@rymai.me>

app/controllers/projects/protected_branches_controller.rb

@@ -69,12 +69,8 @@ def load_protected_branches
   def access_levels_options
     {
-      push_access_levels: {
-        "Roles" => ProtectedBranch::PushAccessLevel.human_access_levels.map { |id, text| { id: id, text: text, before_divider: true } },
-      },
-      merge_access_levels: {
-        "Roles" => ProtectedBranch::MergeAccessLevel.human_access_levels.map { |id, text| { id: id, text: text, before_divider: true } }
-      }
+      push_access_levels: ProtectedBranch::PushAccessLevel.human_access_levels.map { |id, text| { id: id, text: text, before_divider: true } },
+      merge_access_levels: ProtectedBranch::MergeAccessLevel.human_access_levels.map { |id, text| { id: id, text: text, before_divider: true } }
     }
   end