Bump serde_json from 1.0.74 to 1.0.79 (#11020)

Bumps [serde_json](https://github.com/serde-rs/json) from 1.0.74 to 1.0.79.
- [Release notes](https://github.com/serde-rs/json/releases)
- [Commits](https://github.com/serde-rs/json/compare/v1.0.74...v1.0.79)

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

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

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

substrate/frame/merkle-mountain-range/rpc/Cargo.toml

@@ -27,4 +27,4 @@ sp-runtime = { version = "6.0.0", path = "../../../primitives/runtime" }
 pallet-mmr-primitives = { version = "4.0.0-dev", path = "../primitives" }
 
 [dev-dependencies]
-serde_json = "1.0.74"
+serde_json = "1.0.79"

substrate/frame/transaction-payment/Cargo.toml

@@ -29,7 +29,7 @@ frame-support = { version = "4.0.0-dev", default-features = false, path = "../su
 frame-system = { version = "4.0.0-dev", default-features = false, path = "../system" }
 
 [dev-dependencies]
-serde_json = "1.0.74"
+serde_json = "1.0.79"
 pallet-balances = { version = "4.0.0-dev", path = "../balances" }
 
 [features]

substrate/frame/transaction-payment/asset-tx-payment/Cargo.toml

@@ -30,7 +30,7 @@ serde = { version = "1.0.136", optional = true }
 
 [dev-dependencies]
 smallvec = "1.8.0"
-serde_json = "1.0.74"
+serde_json = "1.0.79"
 
 sp-storage = { version = "6.0.0", default-features = false, path = "../../../primitives/storage" }