impl: update Toolbox compatibility range

- include latest 2.6.0 builds

Author: fioan89

src/main/resources/extension.json

@@ -9,7 +9,7 @@
   },
   "apiVersion": "0.1.0",
   "compatibleVersionRange": {
-    "from": "2.1.0",
-    "to": "2.2.0"
+    "from": "2.6.0.0",
+    "to": "2.6.0.99999"
   }
 }