fix: move cleanRepo to finally

lib/workers/repository/finalise/index.js

@@ -13,5 +13,4 @@ async function finaliseRepo(config, branchList) {
   await platform.ensureIssueClosing(
     'Action Required: Fix Renovate Configuration'
   );
-  platform.cleanRepo();
 }

lib/workers/repository/index.js

@@ -26,6 +26,7 @@ async function renovateRepository(repoConfig) {
   } catch (err) /* istanbul ignore next */ {
     return processResult(config, await handleError(config, err));
   } finally {
+    platform.cleanRepo();
     logger.info('Finished repository');
   }
 }