tests: Fix test execution param order (#329)

* Fix test execution because the order or some options was invalid
* Remove unwanted changes

Author: Alvar Viana

GNUmakefile

@@ -42,7 +42,8 @@ testacc: fmtcheck
 
 junit-report: fmtcheck
 	@go install github.com/jstemmer/go-junit-report/v2@latest
-	CGO_ENABLED=1 TF_ACC=1 go test $(TEST) -v $(TESTARGS) -tags=$(TEST_SUITE) -timeout 120m -race 2>&1 -parallel=1 | go-junit-report -iocopy -out junit-report.xml
+	CGO_ENABLED=1 TF_ACC=1 go test $(TEST) -v $(TESTARGS) -tags=$(TEST_SUITE) -timeout 120m -race -parallel=1 2>&1 > output.txt
+	go-junit-report -in output.txt -out junit-report.xml
 
 vet:
 	@echo "go vet ."