chore(deps): update dependency @netlify/plugin-nextjs to ^4.21.3 (#78)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package.json

@@ -13,7 +13,7 @@
   "devDependencies": {
     "@netlify/build": "^27.17.1",
     "@netlify/functions": "^1.2.0",
-    "@netlify/plugin-nextjs": "^4.21.2",
+    "@netlify/plugin-nextjs": "^4.21.3",
     "@types/fs-extra": "^9.0.13",
     "fs-extra": "^10.0.1"
   }

yarn.lock

@@ -444,10 +444,10 @@
   resolved "https://registry.yarnpkg.com/@netlify/open-api/-/open-api-2.12.0.tgz#62e467c0c6be7bcae9349dc681e71eb393c21b2a"
   integrity sha512-1n9VvO/9qM7cRB5f7NgSNqeUrovM7j9WVAY7ZQ4LtQuXSquFmO9Fku7WrV3zAUC6v2Y62fxGyJ0fRllYz5uXLw==
 
-"@netlify/plugin-nextjs@^4.21.2":
-  version "4.21.2"
-  resolved "https://registry.yarnpkg.com/@netlify/plugin-nextjs/-/plugin-nextjs-4.21.2.tgz#d38f043c7854673e7b1b4530f140d3554da10673"
-  integrity sha512-3/f0r98cc7xyoWj+iBjY4bLZqBUY4k1iL8+Ft8KKMko+99mjMazGLxCGMXCnymjGd2noTegliIqzNhZaVSXTPg==
+"@netlify/plugin-nextjs@^4.21.3":
+  version "4.21.3"
+  resolved "https://registry.yarnpkg.com/@netlify/plugin-nextjs/-/plugin-nextjs-4.21.3.tgz#4fa0dad21deef967dedfbbd1f4cdf2e0a2c563a9"
+  integrity sha512-S/CcO3jkUirZEVznNshAV7x6FNbmNMgf+1uATK5ktbd6E5D0CupfnOPoTJ26v3cjB+klTD9qnymoJUci7Fv5UA==
   dependencies:
     "@netlify/esbuild" "0.14.25"
     "@netlify/functions" "^1.2.0"