mi: Revert "replace all WMI calls with MI calls" (#1713)

internal/utils/collector.go

@@ -35,11 +35,3 @@ func PDHEnabled() bool {
 
 	return false
 }
-
-func MIEnabled() bool {
-	if v, ok := os.LookupEnv("WINDOWS_EXPORTER_WMI_ENGINE"); ok && v == "mi" {
-		return true
-	}
-
-	return false
-}

internal/utils/utils.go

@@ -17,14 +17,3 @@ func BoolToFloat(b bool) float64 {
 func ToPTR[t any](v t) *t {
 	return &v
 }
-
-// Must panics if the error is not nil.
-//
-//nolint:ireturn
-func Must[T any](v T, err error) T {
-	if err != nil {
-		panic(err)
-	}
-
-	return v
-}