fix(deps): update dependency eslint-plugin-jsx-a11y to ^6.6.0

Author: renovate[bot]

packages/gatsby/package.json

@@ -73,7 +73,7 @@
     "eslint-plugin-flowtype": "^5.10.0",
     "eslint-plugin-graphql": "^4.0.0",
     "eslint-plugin-import": "^2.26.0",
-    "eslint-plugin-jsx-a11y": "^6.5.1",
+    "eslint-plugin-jsx-a11y": "^6.6.0",
     "eslint-plugin-react": "^7.30.1",
     "eslint-plugin-react-hooks": "^4.5.0",
     "eslint-webpack-plugin": "^2.6.0",

yarn.lock

@@ -10231,7 +10231,7 @@ eslint-plugin-import@^2.26.0:
     resolve "^1.22.0"
     tsconfig-paths "^3.14.1"
 
-eslint-plugin-jsx-a11y@^6.5.1, eslint-plugin-jsx-a11y@^6.6.0:
+eslint-plugin-jsx-a11y@^6.6.0:
   version "6.6.0"
   resolved "https://registry.yarnpkg.com/eslint-plugin-jsx-a11y/-/eslint-plugin-jsx-a11y-6.6.0.tgz#2c5ac12e013eb98337b9aa261c3b355275cc6415"
   integrity sha512-kTeLuIzpNhXL2CwLlc8AHI0aFRwWHcg483yepO9VQiHzM9bZwJdzTkzBszbuPrbgGmq2rlX/FaT2fJQsjUSHsw==
@@ -10262,7 +10262,7 @@ eslint-plugin-react-hooks@^4.5.0:
   resolved "https://registry.yarnpkg.com/eslint-plugin-react-hooks/-/eslint-plugin-react-hooks-4.5.0.tgz#5f762dfedf8b2cf431c689f533c9d3fa5dcf25ad"
   integrity sha512-8k1gRt7D7h03kd+SAAlzXkQwWK22BnK6GKZG+FJA6BAGy22CFvl8kCIXKpVux0cCxMWDQUPqSok0LKaZ0aOcCw==
 
-eslint-plugin-react@^7.30.0, eslint-plugin-react@^7.30.1:
+eslint-plugin-react@^7.30.1:
   version "7.30.1"
   resolved "https://registry.yarnpkg.com/eslint-plugin-react/-/eslint-plugin-react-7.30.1.tgz#2be4ab23ce09b5949c6631413ba64b2810fd3e22"
   integrity sha512-NbEvI9jtqO46yJA3wcRF9Mo0lF9T/jhdHqhCHXiXtD+Zcb98812wvokjWpU7Q4QH5edo6dmqrukxVvWWXHlsUg==