Bump tokio from 1.7.1 to 1.8.1

Bumps [tokio](https://github.com/tokio-rs/tokio) from 1.7.1 to 1.8.1.
- [Release notes](https://github.com/tokio-rs/tokio/releases)
- [Commits](https://github.com/tokio-rs/tokio/compare/tokio-1.7.1...tokio-1.8.1)

---
updated-dependencies:
- dependency-name: tokio
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Cargo.lock

@@ -1144,7 +1144,7 @@ dependencies = [
  "http",
  "indexmap",
  "slab",
- "tokio 1.7.1",
+ "tokio 1.8.1",
  "tokio-util 0.6.7",
  "tracing",
 ]
@@ -1315,7 +1315,7 @@ dependencies = [
  "itoa",
  "pin-project",
  "socket2 0.4.0",
- "tokio 1.7.1",
+ "tokio 1.8.1",
  "tower-service",
  "tracing",
  "want",
@@ -1332,7 +1332,7 @@ dependencies = [
  "headers",
  "http",
  "hyper 0.14.8",
- "tokio 1.7.1",
+ "tokio 1.8.1",
  "tower-service",
 ]
 
@@ -1358,7 +1358,7 @@ dependencies = [
  "bytes 1.0.1",
  "hyper 0.14.8",
  "native-tls",
- "tokio 1.7.1",
+ "tokio 1.8.1",
  "tokio-native-tls",
 ]
 
@@ -1608,7 +1608,7 @@ dependencies = [
  "log",
  "ogg",
  "tempfile",
- "tokio 1.7.1",
+ "tokio 1.8.1",
  "zerocopy",
 ]
 
@@ -1645,7 +1645,7 @@ dependencies = [
  "sha-1",
  "shannon",
  "thiserror",
- "tokio 1.7.1",
+ "tokio 1.8.1",
  "tokio-stream",
  "tokio-util 0.6.7",
  "url 2.2.2",
@@ -1688,7 +1688,7 @@ dependencies = [
  "rodio",
  "shell-words",
  "thiserror",
- "tokio 1.7.1",
+ "tokio 1.8.1",
  "zerocopy",
 ]
 
@@ -1910,7 +1910,7 @@ dependencies = [
  "serde_json",
  "strum 0.21.0",
  "strum_macros 0.21.1",
- "tokio 1.7.1",
+ "tokio 1.8.1",
  "tokio-stream",
  "toml",
  "unicode-width",
@@ -2871,7 +2871,7 @@ dependencies = [
  "serde",
  "serde_json",
  "serde_urlencoded",
- "tokio 1.7.1",
+ "tokio 1.8.1",
  "tokio-native-tls",
  "url 2.2.2",
  "wasm-bindgen",
@@ -3425,9 +3425,9 @@ dependencies = [
 
 [[package]]
 name = "tokio"
-version = "1.7.1"
+version = "1.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5fb2ed024293bb19f7a5dc54fe83bf86532a44c12a2bb8ba40d64a4509395ca2"
+checksum = "98c8b05dc14c75ea83d63dd391100353789f5f24b8b3866542a5e85c8be8e985"
 dependencies = [
  "autocfg 1.0.1",
  "bytes 1.0.1",
@@ -3458,7 +3458,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f7d995660bd2b7f8c1568414c1126076c13fbb725c40112dc0120b78eb9b717b"
 dependencies = [
  "native-tls",
- "tokio 1.7.1",
+ "tokio 1.8.1",
 ]
 
 [[package]]
@@ -3482,7 +3482,7 @@ checksum = "f8864d706fdb3cc0843a49647ac892720dac98a6eeb818b77190592cf4994066"
 dependencies = [
  "futures-core",
  "pin-project-lite 0.2.6",
- "tokio 1.7.1",
+ "tokio 1.8.1",
 ]
 
 [[package]]
@@ -3520,7 +3520,7 @@ dependencies = [
  "futures-sink",
  "log",
  "pin-project-lite 0.2.6",
- "tokio 1.7.1",
+ "tokio 1.8.1",
 ]
 
 [[package]]