Use full package display name

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

package.json

@@ -1,6 +1,6 @@
 {
     "name": "dev.av2x.aumss",
-    "displayName": "AUMSS - Artyom Scripting System",
+    "displayName": "AUMSS - Artyom's Udon Modular Scripting System",
     "version": "1.0.0",
     "unity": "2022.3",
     "description": "UdonSharp utility scripts for VRChat worlds: jump pads, checkpoints, lasers, pickup helpers, timed teleports and the Linked Object System.",