Replace eslint-silverwind with eslint in Makefile

Co-Authored-By: Claude (Opus 4.6) <noreply@anthropic.com>

Author: silverwind

Makefile

@@ -3,11 +3,11 @@ node_modules: pnpm-lock.yaml
 	@touch node_modules
 
 lint: node_modules
-	pnpm exec eslint-silverwind --color .
+	pnpm exec eslint --color .
 
 .PHONY: lint-fix
 lint-fix: node_modules
-	pnpm exec eslint-silverwind --color . --fix
+	pnpm exec eslint --color . --fix
 
 .PHONY: test
 test: node_modules lint