Revert makefile

Makefile

@@ -89,14 +89,3 @@ build_docker_base_image:
 upload_docker_base_image:
 	@echo "--> Uploading Iambic Docker base container image"
 	$(docker_base_image_buildx) --push .
-
-.PHONY: check_aws_creds
-check_aws_creds:
-	@aws sts get-caller-identity > /dev/null || (echo "Invalid or no AWS credentials provided."; exit 1)
-
-.PHONY: update_lambda
-update_lambda: check_aws_creds
-	@cd deployment/github_app && \
-	terraform init && \
-	terraform refresh && \
-	terraform apply $(if $(AUTO_APPROVE),-auto-approve)