format with gofumpt (#18184)

* gofumpt -w -l .

* gofumpt -w -l -extra .

* Add linter

* manual fix

* change make fmt

modules/cache/cache.go

@@ -16,9 +16,7 @@ import (
 	_ "gitea.com/go-chi/cache/memcache" // memcache plugin for cache
 )
 
-var (
-	conn mc.Cache
-)
+var conn mc.Cache
 
 func newCache(cacheConfig setting.Cache) (mc.Cache, error) {
 	return mc.NewCacher(mc.Options{

modules/cache/cache_test.go

@@ -113,6 +113,7 @@ func TestGetInt(t *testing.T) {
 
 	// TODO: uncommented code works in IDE but not with go test
 }
+
 func TestGetInt64(t *testing.T) {
 	createTestCache()