serde_json: bumped to 1.0.108 (#2168)

This PR updates the version of `serde_json` to `1.0.108` throughout the
codebase.

substrate/utils/frame/benchmarking-cli/Cargo.toml

@@ -27,7 +27,7 @@ log = "0.4.17"
 rand = { version = "0.8.4", features = ["small_rng"] }
 rand_pcg = "0.3.1"
 serde = "1.0.188"
-serde_json = "1.0.107"
+serde_json = "1.0.108"
 thiserror = "1.0.48"
 thousands = "0.2.0"
 frame-benchmarking = { path = "../../../frame/benchmarking" }

substrate/utils/frame/rpc/state-trie-migration-rpc/Cargo.toml

@@ -29,4 +29,4 @@ sc-rpc-api = { path = "../../../../client/rpc-api" }
 sp-runtime = { path = "../../../../primitives/runtime" }
 
 [dev-dependencies]
-serde_json = "1"
+serde_json = "1.0.108"

substrate/utils/frame/try-runtime/cli/Cargo.toml

@@ -40,7 +40,7 @@ hex = { version = "0.4.3", default-features = false }
 log = "0.4.17"
 parity-scale-codec = "3.6.1"
 serde = "1.0.188"
-serde_json = "1.0.107"
+serde_json = "1.0.108"
 zstd = { version = "0.12.4", default-features = false }
 
 [dev-dependencies]