Bump tokio from 1.20.1 to 1.20.4

Bumps [tokio](https://github.com/tokio-rs/tokio) from 1.20.1 to 1.20.4.
- [Release notes](https://github.com/tokio-rs/tokio/releases)
- [Commits](https://github.com/tokio-rs/tokio/compare/tokio-1.20.1...tokio-1.20.4)

---
updated-dependencies:
- dependency-name: tokio
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Cargo.lock

@@ -2798,9 +2798,9 @@ checksum = "cda74da7e1a664f795bb1f8a87ec406fb89a02522cf6e50620d016add6dbbf5c"
 
 [[package]]
 name = "tokio"
-version = "1.20.1"
+version = "1.20.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7a8325f63a7d4774dd041e363b2409ed1c5cbbd0f867795e661df066b2b0a581"
+checksum = "eb78f30e4b41e98ca4cce5acb51168a033839a7af9e42b380355808e14e98ee0"
 dependencies = [
  "autocfg",
  "bytes",
@@ -2808,7 +2808,6 @@ dependencies = [
  "memchr",
  "mio",
  "num_cpus",
- "once_cell",
  "parking_lot 0.12.1",
  "pin-project-lite",
  "signal-hook-registry",

amdguid/Cargo.toml

@@ -59,7 +59,7 @@ glutin = { version = "0.29", optional = true }
 glow = { version = "0.11", optional = true }
 egui_glow = { version = "0.18", optional = true }
 
-tokio = { version = "1.15", features = ["full"] }
+tokio = { version = "1.20", features = ["full"] }
 parking_lot = { version = "0.12" }
 
 nix = { version = "0.25" }

amdportsd/Cargo.toml

@@ -6,7 +6,7 @@ edition = "2021"
 [dependencies]
 amdgpu = { path = "../amdgpu", features = ["gui-helper"] }
 
-tokio = { version = "1.19.2", features = ["full"] }
+tokio = { version = "1.20.4", features = ["full"] }
 futures = { version = "0.3", features = [] }
 ron = { version = "0.7.1" }
 serde = { version = "1.0.137", features = ["derive"] }