Update values type to float64

Signed-off-by: damas <19289022+cyrilico@users.noreply.github.com>

pkg/scalers/dynatrace_scaler.go

@@ -45,7 +45,7 @@ type dynatraceMetadata struct {
 type dynatraceResponse struct {
  Result []struct {
  Data []struct {
- Values []int `json:"values"`
+ Values []float64 `json:"values"`
  } `json:"data"`
  } `json:"response"`
 }