maint: Upgrade to @patternslib/dev 3.3.4

This fixes the wrong version number comment in the package-included build files.

Author: thet

package.json

@@ -36,7 +36,7 @@
         "tippy.js": "^6.3.7"
     },
     "devDependencies": {
-        "@patternslib/dev": "^3.3.3",
+        "@patternslib/dev": "^3.3.4",
         "@patternslib/pat-content-mirror": "^3.0.0",
         "@patternslib/pat-doclock": "^3.0.0",
         "@patternslib/pat-shopping-cart": "^3.0.0",