fix(package.json): update node engine and package manager

Removes the old node engine specification and sets it to version 22. 
Updates the package manager to Yarn version 1.22.21 to ensure 
compatibility with the latest dependencies and enhance project 
stability.

package.json

@@ -1,9 +1,6 @@
 {
   "name": "dancefinder-app",
   "version": "1.0.0",
-  "engines": {
-    "node": ">=20"
-  },
   "author": "Joakim Olsson <joakim@unbound.se>",
   "private": true,
   "scripts": {
@@ -63,5 +60,9 @@
     "graphql-tag": "2.12.6",
     "pinia": "2.2.6",
     "subscriptions-transport-ws": "0.11.0"
-  }
+  },
+  "engines": {
+    "node": "22"
+  },
+  "packageManager": "yarn@1.22.21"
 }