fix makefile

Makefile

@@ -1,6 +1,7 @@
 TEST?=$(shell go list ./...)
 COUNT?=1
 VET?=$(shell go list ./...)
+
 ACC_TEST_BUILDERS?=all
 ACC_TEST_PROVISIONERS?=all
 # Get the current full sha from git
@@ -123,7 +124,7 @@ generate: install-gen-deps ## Generate dynamically generated code
 	@find website/pages -path website/pages/partials/packer-plugin-sdk -prune -o -type f | xargs grep -l '^<!-- Code generated' | xargs rm -f
 	@echo "==> removing autogenerated code..."
 	@find post-processor helper builder provisioner -type f | xargs grep -l '^// Code generated' | xargs rm -f
-	PROJECT_ROOT="$(pwd)" go generate ./...
+	PROJECT_ROOT="$(shell pwd)" go generate $(shell go list ./... | grep -v packer-plugin-sdk)
 
 generate-check: generate ## Check go code generation is on par
 	@echo "==> Checking that auto-generated code is not changed..."