fix: make global toggle checkbox less ambiguous

A checkbox label should say what it will do if it is checked.

License: MIT
Signed-off-by: Oli Evans <oli@tableflip.io>

add-on/_locales/en/messages.json

@@ -8,7 +8,7 @@
     "description": "A label for IPFS icon (panel_headerIpfsNodeIconLabel)"
   },
   "panel_headerActiveToggleTitle": {
-    "message": "Global toggle: activate or suspend all IPFS integrations",
+    "message": "Global toggle: Suspend all IPFS integrations",
     "description": "A label for an embedded IPFS node (panel_headerActiveToggleTitle)"
   },
   "panel_statusOffline": {