Update lint command (#217)

Signed-off-by: Tamal Saha <tamal@appscode.com>

Makefile

@@ -298,7 +298,7 @@ unit-tests: $(BUILD_DIRS) bin/.container-$(DOTFILE_IMAGE)-TEST
 	        ./hack/test.sh $(SRC_PKGS)                          \
 	    "
 
-ADDTL_LINTERS   := goconst,gofmt,goimports,unparam
+ADDTL_LINTERS   := gofmt,goimports,unparam
 
 .PHONY: lint
 lint: $(BUILD_DIRS)
@@ -317,7 +317,7 @@ lint: $(BUILD_DIRS)
 	    --env GO111MODULE=on                                    \
 	    --env GOFLAGS="-mod=vendor"                             \
 	    $(BUILD_IMAGE)                                          \
-	    golangci-lint run --enable $(ADDTL_LINTERS) --deadline=10m --skip-files="generated.*\.go$\" --skip-dirs-use-default --skip-dirs=client,vendor
+	    golangci-lint run --enable $(ADDTL_LINTERS) --max-same-issues=100 --timeout=10m --skip-files="generated.*\.go$\" --skip-dirs-use-default --skip-dirs=vendor
 
 $(BUILD_DIRS):
 	@mkdir -p $@