Update dependency eslint to ^8.21.0

Author: renovate[bot]

package.json

@@ -39,7 +39,7 @@
     "@typescript-eslint/parser": "^5.31.0",
     "esbuild": "^0.14.3",
     "esbuild-jest": "^0.5.0",
-    "eslint": "^8.20.0",
+    "eslint": "^8.21.0",
     "eslint-config-prettier": "^8.5.0",
     "jest": "^27.5.1",
     "prettier": "^2.7.1",