chore(deps): update starters and examples

Author: renovate-bot

starters/blog/package-lock.json

@@ -25,15 +25,15 @@
     "gatsby-source-filesystem": "^3.13.0",
     "gatsby-transformer-remark": "^4.10.0",
     "gatsby-transformer-sharp": "^3.13.0",
-    "prismjs": "^1.24.1",
+    "prismjs": "^1.28.0",
     "react": "^17.0.1",
     "react-dom": "^17.0.1",
     "react-helmet": "^6.1.0",
     "typeface-merriweather": "0.0.72",
     "typeface-montserrat": "0.0.75"
   },
   "devDependencies": {
-    "prettier": "2.3.2"
+    "prettier": "2.6.2"
   },
   "homepage": "https://github.com/gatsbyjs/gatsby-starter-blog#readme",
   "keywords": [

starters/blog/package.json

@@ -14,13 +14,13 @@
     "gatsby-plugin-sharp": "^3.13.0",
     "gatsby-source-filesystem": "^3.13.0",
     "gatsby-transformer-sharp": "^3.13.0",
-    "prop-types": "^15.7.2",
+    "prop-types": "^15.8.1",
     "react": "^17.0.1",
     "react-dom": "^17.0.1",
     "react-helmet": "^6.1.0"
   },
   "devDependencies": {
-    "prettier": "2.3.2"
+    "prettier": "2.6.2"
   },
   "keywords": [
     "gatsby"

starters/default/package-lock.json

@@ -14,6 +14,6 @@
     "gatsby-theme-blog": "^3.0.0",
     "react": "^17.0.2",
     "react-dom": "^17.0.2",
-    "theme-ui": "0.11.1"
+    "theme-ui": "0.14.3"
   }
 }

starters/default/package.json

@@ -27,7 +27,7 @@
   },
   "devDependencies": {
     "dumper.js": "^1.3.1",
-    "prettier": "2.3.2"
+    "prettier": "2.6.2"
   },
   "homepage": "https://github.com/gatsbyjs/gatsby-starter-blog#readme",
   "keywords": [

starters/gatsby-starter-blog-theme/package-lock.json

@@ -19,7 +19,7 @@
     "react-dom": "^17.0.1"
   },
   "devDependencies": {
-    "prettier": "2.3.2"
+    "prettier": "2.6.2"
   },
   "repository": {
     "type": "git",