General housekeeping

- Updated dependencies
- Updated rust version in Dockerfile
- Updated workflow scripts to newer versions
- Replaced lazy_static with LazyLock
- Added descriptions to update behavior

spoticord_player/Cargo.toml

@@ -11,7 +11,7 @@ spoticord_utils = { path = "../spoticord_utils" }
 
 librespot = { git = "https://github.com/SpoticordMusic/librespot.git", version = "0.5.0-dev", default-features = false }
 songbird = { version = "0.4.3", features = ["simd-json"] }
-tokio = { version = "1.39.2", features = ["full"] }
+tokio = { version = "1.39.3", features = ["full"] }
 anyhow = "1.0.86"
 log = "0.4.22"
 symphonia = { version = "0.5.4", default-features = false, features = ["pcm"] }