Update nightwatch75/topgrade-wrapper to 0.0.4 (#128)

Settings shortcut in the panel header, and a README that names the release a
user can act on instead of an API level.

Co-authored-by: nightwatch75 <nightwatch75@users.noreply.github.com>
Co-authored-by: Claude Opus 5 (1M context) <noreply@anthropic.com>

topgrade-wrapper/translations/en.json

@@ -103,6 +103,7 @@
   "step_planning": "topgrade steps",
   "step_unnamed": "topgrade",
   "tip_check": "Check for updates now",
+  "tip_settings": "Plugin settings",
   "tip_close": "Close",
   "tip_update": "Run topgrade in a terminal window",
   "title": "Topgrade Wrapper",