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/plugin.toml

@@ -11,8 +11,8 @@
 
 id = "nightwatch75/topgrade-wrapper"
 name = "Topgrade Wrapper"
-version = "0.0.2"
-plugin_api = 9
+version = "0.0.4"
+plugin_api = 15
 author = "nightwatch75"
 license = "MIT"
 dependencies = ["topgrade"]