Bump github.com/zalando/go-keyring from 0.2.6 to 0.2.8 (#886)

Bumps [github.com/zalando/go-keyring](https://github.com/zalando/go-keyring) from 0.2.6 to 0.2.8.
- [Release notes](https://github.com/zalando/go-keyring/releases)
- [Commits](https://github.com/zalando/go-keyring/compare/v0.2.6...v0.2.8)

---
updated-dependencies:
- dependency-name: github.com/zalando/go-keyring
  dependency-version: 0.2.8
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

go.mod

@@ -24,7 +24,7 @@ require (
 	github.com/supersonic-app/go-mpv v0.1.1-0.20250822102843-7a8cde5f5449
 	github.com/supersonic-app/go-subsonic v0.0.0-20260311143343-43acfbb184d2
 	github.com/supersonic-app/go-upnpcast v0.1.0
-	github.com/zalando/go-keyring v0.2.6
+	github.com/zalando/go-keyring v0.2.8
 	golang.org/x/net v0.50.0
 	golang.org/x/sys v0.41.0
 	golang.org/x/term v0.40.0
@@ -32,7 +32,6 @@ require (
 )
 
 require (
-	al.essio.dev/pkg/shellescape v1.6.0 // indirect
 	fyne.io/systray v1.12.0 // indirect
 	github.com/BurntSushi/toml v1.6.0 // indirect
 	github.com/FyshOS/fancyfs v0.0.1 // indirect