chore(deps): update dependency typescript to v4.3.4 (#479)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

site/package.json

@@ -9,7 +9,7 @@
   },
   "devDependencies": {
     "@vercel/node": "1.11.0",
-    "typescript": "4.3.2",
+    "typescript": "4.3.4",
     "vercel": "23.0.0"
   }
 }

site/yarn.lock

@@ -594,10 +594,10 @@ typescript@3.9.3:
   resolved "https://registry.npmjs.org/typescript/-/typescript-3.9.3.tgz#d3ac8883a97c26139e42df5e93eeece33d610b8a"
   integrity sha512-D/wqnB2xzNFIcoBG9FG8cXRDjiqSTbG2wd8DMZeQyJlP1vfTkIxH4GKveWaEBYySKIg+USu+E+EDIR47SqnaMQ==
 
-typescript@4.3.2:
-  version "4.3.2"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.3.2.tgz#399ab18aac45802d6f2498de5054fcbbe716a805"
-  integrity sha512-zZ4hShnmnoVnAHpVHWpTcxdv7dWP60S2FsydQLV8V5PbS3FifjWFFRiHSWpDJahly88PRyV5teTSLoq4eG7mKw==
+typescript@4.3.4:
+  version "4.3.4"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.3.4.tgz#3f85b986945bcf31071decdd96cf8bfa65f9dcbc"
+  integrity sha512-uauPG7XZn9F/mo+7MrsRjyvbxFpzemRjKEZXS4AK83oP2KKOJPvb+9cO/gmnv8arWZvhnjVOXz7B49m1l0e9Ew==
 
 unique-string@^2.0.0:
   version "2.0.0"