fix(generate-registry): fix a bug that the order of versions in pkg.y…

…aml is wrong (#2456)

pkg/controller/generate-registry/group.go

@@ -72,10 +72,19 @@ func mergeGroups(groups []*Group) (*registry.PackageInfo, []string) { //nolint:c
 		pkg.VersionOverrides = append(pkg.VersionOverrides, vo)
 	}
 	pkg.VersionOverrides[len(pkg.VersionOverrides)-1].VersionConstraints = "true"
-	sort.Sort(sort.Reverse(sort.StringSlice(versions)))
+	reverse(versions)
 	return pkg, versions
 }
 
+func reverse(versions []string) {
+	// sort.Reverse doesn't work well.
+	// https://qiita.com/shibukawa/items/0e6e01dc41c352ccedb5
+	size := len(versions)
+	for i := 0; i < size/2; i++ {
+		versions[i], versions[size-i-1] = versions[size-i-1], versions[i]
+	}
+}
+
 func replaceVersion(assetName, version string) string {
 	return strings.Replace(
 		strings.Replace(assetName, version, "{{.Version}}", 1),