Move shell configuration out of desktop core

shell/ferese-shell/Cargo.toml

@@ -9,7 +9,6 @@ rust-version.workspace = true
 ferese-ipc = { path = "../../crates/ferese-ipc" }
 ferese-theme = { path = "../../crates/ferese-theme" }
 ferese-config = { path = "../../crates/ferese-config" }
-ferese-core = { path = "../../crates/ferese-core" }
 ferese-protocols = { path = "../../crates/ferese-protocols", default-features = false, features = ["client"] }
 jiff.workspace = true
 libc.workspace = true