Bump the known_good_semver group with 2 updates (#1485)

Bumps the known_good_semver group with 2 updates: [serde_json](https://github.com/serde-rs/json) and [syn](https://github.com/dtolnay/syn).


Updates `serde_json` from 1.0.105 to 1.0.106
- [Release notes](https://github.com/serde-rs/json/releases)
- [Commits](https://github.com/serde-rs/json/compare/v1.0.105...v1.0.106)

Updates `syn` from 2.0.31 to 2.0.32
- [Release notes](https://github.com/dtolnay/syn/releases)
- [Commits](https://github.com/dtolnay/syn/compare/2.0.31...2.0.32)

---
updated-dependencies:
- dependency-name: serde_json
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: known_good_semver
- dependency-name: syn
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: known_good_semver
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

polkadot/node/gum/proc-macro/Cargo.toml

@@ -13,7 +13,7 @@ targets = ["x86_64-unknown-linux-gnu"]
 proc-macro = true
 
 [dependencies]
-syn = { version = "2.0.31", features = ["full", "extra-traits"] }
+syn = { version = "2.0.32", features = ["full", "extra-traits"] }
 quote = "1.0.28"
 proc-macro2 = "1.0.56"
 proc-macro-crate = "1.1.3"

polkadot/node/service/Cargo.toml

@@ -78,7 +78,7 @@ futures = "0.3.21"
 hex-literal = "0.4.1"
 gum = { package = "tracing-gum", path = "../gum" }
 serde = { version = "1.0.188", features = ["derive"] }
-serde_json = "1.0.96"
+serde_json = "1.0.106"
 thiserror = "1.0.48"
 kvdb = "0.13.0"
 kvdb-rocksdb = { version = "0.19.0", optional = true }

polkadot/node/test/service/Cargo.toml

@@ -58,7 +58,7 @@ substrate-test-client = { path = "../../../../substrate/test-utils/client" }
 
 [dev-dependencies]
 pallet-balances = { path = "../../../../substrate/frame/balances", default-features = false }
-serde_json = "1.0.96"
+serde_json = "1.0.106"
 substrate-test-utils = { path = "../../../../substrate/test-utils" }
 tokio = { version = "1.24.2", features = ["macros"] }