[up] Update PluXml package

- Upgrade to PluXml 5.5
- Make it works with YunoHost 2.4
- See all package upgrades: YunoHost-Apps/pluxml_ynh#20
- Change state from in progress to working
- Moved to YunoHost-Apps

community.json

@@ -517,9 +517,9 @@
  },
  "pluxml": {
  "branch": "master",
- "revision": "69c4210e0b551c25cdc82e899e87e0b0165646f7",
- "state": "inprogress",
- "url": "https://github.com/matlink/pluxml_ynh"
+ "revision": "2e484cecdace3a4e3d63c7f9b4dfe5c87789e154",
+ "state": "working",
+ "url": "https://github.com/YunoHost-Apps/pluxml_ynh"
  },
  "proftpd": {
  "branch": "master",