Update manifest.json

Author: iMicknl

custom_components/tahoma/manifest.json

@@ -13,7 +13,7 @@
     "@tetienne"
   ],
   "issue_tracker": "https://github.com/imicknl/ha-tahoma/issues",
-  "version": "2.14.0",
+  "version": "2.15.0",
   "zeroconf": [
     "_kizbox._tcp.local."
   ],