(fix) fis GOBIN to allow run make install in Mac Os

Signed-off-by: Camila Macedo <7708031+camilamacedo86@users.noreply.github.com>

Author: camilamacedo86

Makefile

@@ -71,6 +71,13 @@ clean: ## Cleanup build artifacts and tool binaries.
 
 ##@ Build
 
+# Get the currently used golang install path (in GOPATH/bin, unless GOBIN is set)
+ifeq (,$(shell go env GOBIN))
+GOBIN=$(shell go env GOPATH)/bin
+else
+GOBIN=$(shell go env GOBIN)
+endif
+
 .PHONY: install
 install: ## Install operator-sdk and helm-operator.
 	@if [ -z "$(GOBIN)" ]; then \