VictoriaMetrics/operator: controllers/vmrule_controller.go; 31 LoC

Found a possible issue in [VictoriaMetrics/operator](https://www.github.com/VictoriaMetrics/operator) at [controllers/vmrule_controller.go](https://github.com/VictoriaMetrics/operator/blob/41319bd3449a3422f77455551d5a01e6fa1d1d10/controllers/vmrule_controller.go#L73-L103)

Below is the message reported by the analyzer for this snippet of code. Beware that the analyzer only reports the first issue it finds, so please do not limit your consideration to the contents of the below message.

> reference to vmalert is reassigned at line 78

[Click here to see the code in its original context.](https://github.com/VictoriaMetrics/operator/blob/41319bd3449a3422f77455551d5a01e6fa1d1d10/controllers/vmrule_controller.go#L73-L103)

Click here to show the 31 line(s) of Go which triggered the analyzer.

```go
for _, vmalert := range alertMngs.Items {
if vmalert.DeletionTimestamp != nil {
continue
}
reqLogger.WithValues("vmalert", vmalert.Name)
currVMAlert := &vmalert
match, err := isVMAlertMatchesVMRule(currVMAlert, instance)
if err != nil {
reqLogger.Error(err, "cannot match vmalert and vmRule")
continue
}
// fast path, not match
if !match {
continue
}
reqLogger.Info("reconciling vmalert rules")
maps, err := factory.CreateOrUpdateRuleConfigMaps(ctx, currVMAlert, r)
if err != nil {
reqLogger.Error(err, "cannot update rules configmaps")
return ctrl.Result{}, err
}
reqLogger.Info("created rules maps count", "count", len(maps))

_, err = factory.CreateOrUpdateVMAlert(ctx, currVMAlert, r, r.BaseConf, maps)
if err != nil {
reqLogger.Error(err, "cannot trigger vmalert update, after rules changing")
return ctrl.Result{}, nil
}
reqLogger.Info("reconciled vmalert rules")

}

```

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commit ID: 41319bd3449a3422f77455551d5a01e6fa1d1d10