[CI] disable minio test, no minio server yet in CI

(cherry picked from commit 0dd74d09d3)

modules/storage/minio_test.go

@@ -4,15 +4,11 @@
 package storage
 
 import (
-	"os"
 	"testing"
 )
 
 func TestMinioStorageIterator(t *testing.T) {
-	if os.Getenv("CI") == "" {
-		t.Skip("minioStorage not present outside of CI")
-		return
-	}
+	t.Skip("minio not found in Forgejo test yet")
 	testStorageIterator(t, string(MinioStorageType), MinioStorageConfig{
 		Endpoint:        "127.0.0.1:9000",
 		AccessKeyID:     "123456",