fix verify PAT for VS marketplace

Author: carole-lavillonniere

Makefile

@@ -25,8 +25,8 @@ vsix:
 publish-marketplace:
 	@echo "Publishing VS Code extension to VS Marketplace..."
 	@echo "Verifying PAT..."
-	npx vsce show localstack -p $(VSCE_PAT)
-	# npx vsce publish localstack-$(VERSION).vsix -p $(VSCE_PAT)
+	npx vsce ls-publishers --pat $(VSCE_PAT)
+	# npx vsce publish localstack-$(VERSION).vsix --pat $(VSCE_PAT)
 
 publish-ovsx:
 	@echo "Publishing VS Code extension to Open VSX..."