Revert "Increase golangci lint version (#116)" (#117)

This reverts commit 0c6083a.

Makefile

@@ -129,7 +129,7 @@ undeploy: ## Undeploy controller from the K8s cluster specified in ~/.kube/confi
 GOLANGCI_LINT = $(shell pwd)/bin/golangci-lint
 .PHONY: golangci-lint
 golangci-lint: ## Download golangci-lint locally if necessary.
-	$(call go-get-tool,$(GOLANGCI_LINT),github.com/golangci/golangci-lint/cmd/golangci-lint@v1.61.0)
+	$(call go-get-tool,$(GOLANGCI_LINT),github.com/golangci/golangci-lint/cmd/golangci-lint@v1.57.2)
 
 CONTROLLER_GEN = $(shell pwd)/bin/controller-gen
 .PHONY: controller-gen