chore(deps): update starters and examples (#37172)

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

Author: renovate[bot]

starters/blog/package-lock.json

@@ -26,7 +26,7 @@
     "react-dom": "^18.1.0"
   },
   "devDependencies": {
-    "prettier": "^2.7.1"
+    "prettier": "^2.8.0"
   },
   "homepage": "https://github.com/gatsbyjs/gatsby-starter-blog#readme",
   "keywords": [

starters/blog/package.json

@@ -15,7 +15,7 @@
     "react-dom": "^18.2.0"
   },
   "devDependencies": {
-    "prettier": "^2.7.1"
+    "prettier": "^2.8.0"
   },
   "keywords": [
     "gatsby"