[internal] Update GitHub Actions workflow files (#122)

Makefile

@@ -32,14 +32,14 @@ only_build: build
 build_dotnet: DOTNET_VERSION := $(shell pulumictl get version --language dotnet)
 build_dotnet: upstream
 	pulumictl get version --language dotnet
-	$(WORKING_DIR)/bin/$(TFGEN) dotnet --out sdk/dotnet/
+	PULUMI_CONVERT=$(PULUMI_CONVERT) $(WORKING_DIR)/bin/$(TFGEN) dotnet --out sdk/dotnet/
 	cd sdk/dotnet/ && \
 		printf "module fake_dotnet_module // Exclude this directory from Go tools\n\ngo 1.17\n" > go.mod && \
 		echo "$(DOTNET_VERSION)" >version.txt && \
 		dotnet build /p:Version=$(DOTNET_VERSION)
 
 build_go: upstream
-	$(WORKING_DIR)/bin/$(TFGEN) go --out sdk/go/
+	PULUMI_CONVERT=$(PULUMI_CONVERT) $(WORKING_DIR)/bin/$(TFGEN) go --out sdk/go/
 	cd sdk && go list "$$(grep -e "^module" go.mod | cut -d ' ' -f 2)/go/..." | xargs go build
 
 build_java: PACKAGE_VERSION := $(shell pulumictl get version --language generic)
@@ -51,7 +51,7 @@ build_java: bin/pulumi-java-gen upstream
 
 build_nodejs: VERSION := $(shell pulumictl get version --language javascript)
 build_nodejs: upstream
-	$(WORKING_DIR)/bin/$(TFGEN) nodejs --out sdk/nodejs/
+	PULUMI_CONVERT=$(PULUMI_CONVERT) $(WORKING_DIR)/bin/$(TFGEN) nodejs --out sdk/nodejs/
 	cd sdk/nodejs/ && \
 		printf "module fake_nodejs_module // Exclude this directory from Go tools\n\ngo 1.17\n" > go.mod && \
 		yarn install && \
@@ -62,7 +62,7 @@ build_nodejs: upstream
 build_python: PYPI_VERSION := $(shell pulumictl get version --language python)
 build_python: upstream
 	rm -rf sdk/python/
-	$(WORKING_DIR)/bin/$(TFGEN) python --out sdk/python/
+	PULUMI_CONVERT=$(PULUMI_CONVERT) $(WORKING_DIR)/bin/$(TFGEN) python --out sdk/python/
 	cd sdk/python/ && \
 		printf "module fake_python_module // Exclude this directory from Go tools\n\ngo 1.17\n" > go.mod && \
 		cp ../../README.md . && \