build(deps): bump socket2 from 0.6.3 to 0.6.4

Bumps [socket2](https://github.com/rust-lang/socket2) from 0.6.3 to 0.6.4.
- [Release notes](https://github.com/rust-lang/socket2/releases)
- [Changelog](https://github.com/rust-lang/socket2/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rust-lang/socket2/commits)

---
updated-dependencies:
- dependency-name: socket2
  dependency-version: 0.6.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Cargo.lock

@@ -126,7 +126,7 @@ dependencies = [
  "serde_json",
  "serde_urlencoded",
  "slab",
- "socket2 0.6.3",
+ "socket2 0.6.4",
  "tokio",
 ]
 
@@ -372,7 +372,7 @@ dependencies = [
  "serde_json",
  "serde_urlencoded",
  "smallvec",
- "socket2 0.6.3",
+ "socket2 0.6.4",
  "static_assertions",
  "time",
  "tokio",
@@ -1877,7 +1877,7 @@ version = "0.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4d40460c0ce33d6ce4b0630ad68ff63d6661961c48b6dba35e5a4d81cfb48222"
 dependencies = [
- "socket2 0.6.3",
+ "socket2 0.6.4",
  "widestring",
  "windows-registry",
  "windows-result",
@@ -2996,9 +2996,9 @@ dependencies = [
 
 [[package]]
 name = "socket2"
-version = "0.6.3"
+version = "0.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3a766e1110788c36f4fa1c2b71b387a7815aa65f88ce0229841826633d93723e"
+checksum = "52d1cfed4120b4d927bf7c0f86d2087a4a7d6027c906d9f9d525a80573b9be51"
 dependencies = [
  "libc",
  "windows-sys 0.61.2",
@@ -3245,7 +3245,7 @@ dependencies = [
  "parking_lot",
  "pin-project-lite",
  "signal-hook-registry",
- "socket2 0.6.3",
+ "socket2 0.6.4",
  "tokio-macros",
  "windows-sys 0.61.2",
 ]