Bump serde_json from 1.0.36 to 1.0.37

Bumps [serde_json](https://github.com/serde-rs/json) from 1.0.36 to 1.0.37.
- [Release notes](https://github.com/serde-rs/json/releases)
- [Commits](https://github.com/serde-rs/json/compare/v1.0.36...v1.0.37)

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

vote-signer/Cargo.toml

@@ -11,7 +11,7 @@ homepage = "https://solana.com/"
 bs58 = "0.2.0"
 clap = "2.31"
 log = "0.4.2"
-serde_json = "1.0.36"
+serde_json = "1.0.37"
 solana-sdk = { path = "../sdk", version = "0.12.0" }
 solana-metrics = { path = "../metrics", version = "0.12.0" }
 solana-jsonrpc-core = "0.4.0"