Merge pull request #1740 from AtCoder-NoviSteps/dependabot/npm_and_yarn/eslint-9.21.0

build(deps-dev): Bump eslint from 9.20.0 to 9.21.0

Author: KATO-Hiro

package.json

@@ -45,7 +45,7 @@
     "@typescript-eslint/parser": "8.24.1",
     "@vitest/coverage-v8": "3.0.0-beta.3",
     "@vitest/ui": "3.0.0-beta.3",
-    "eslint": "9.20.0",
+    "eslint": "9.21.0",
     "eslint-config-prettier": "10.0.1",
     "eslint-plugin-svelte": "2.46.1",
     "globals": "16.0.0",