fix(deps): bump freedesktop-icons from 0.2.6 to 0.4.0

Bumps [freedesktop-icons](https://github.com/oknozor/freedestkop-icons) from 0.2.6 to 0.4.0.
- [Release notes](https://github.com/oknozor/freedestkop-icons/releases)
- [Commits](oknozor/freedesktop-icons@0.2.6...0.4.0)

---
updated-dependencies:
- dependency-name: freedesktop-icons
  dependency-version: 0.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Cargo.lock

@@ -121,7 +121,7 @@ nix.workspace = true
 
 [target.'cfg(target_os = "linux")'.dependencies]
 dbus = { path = "../dbus" }
-freedesktop-icons = "0.2.2"
+freedesktop-icons = "0.4.0"
 gtk = "0.18"
 x11rb = "0.13.0"
 zbus = { path = "../zbus" }