better name for the release tarball

Author: databus23

Makefile

@@ -28,9 +28,9 @@ dist:
 	mkdir -p build/diff release/
 	cp README.md LICENSE plugin.yaml build/diff
 	GOOS=linux GOARCH=amd64 go build -o build/diff/diff -ldflags="$(LDFLAGS)"
-	tar -C build/ -zcvf $(CURDIR)/release/helm-template-linux.tgz diff/
+	tar -C build/ -zcvf $(CURDIR)/release/helm-diff-linux.tgz diff/
 	GOOS=darwin GOARCH=amd64 go build -o build/diff/diff -ldflags="$(LDFLAGS)"
-	tar -C build/ -zcvf $(CURDIR)/release/helm-template-macos.tgz diff/
+	tar -C build/ -zcvf $(CURDIR)/release/helm-diff-macos.tgz diff/
 
 .PHONY: release
 release: dist