Bump serde from 1.0.122 to 1.0.126 (#17618)

* Bump serde from 1.0.122 to 1.0.126

Bumps [serde](https://github.com/serde-rs/serde) from 1.0.122 to 1.0.126.
- [Release notes](https://github.com/serde-rs/serde/releases)
- [Commits](https://github.com/serde-rs/serde/compare/v1.0.122...v1.0.126)

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

* [auto-commit] Update all Cargo lock files

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: dependabot-buildkite <anatoly+githubjenkins@solana.io>

net-utils/Cargo.toml

@@ -15,7 +15,7 @@ clap = "2.33.1"
 log = "0.4.11"
 nix = "0.19.0"
 rand = "0.7.0"
-serde = "1.0.122"
+serde = "1.0.126"
 serde_derive = "1.0.103"
 socket2 = "0.3.17"
 solana-clap-utils = { path = "../clap-utils", version = "=1.8.0" }