fix(deps): update rust crate serde_json to 1.0.68 (#532)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

Cargo.lock

@@ -1339,9 +1339,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.67"
+version = "1.0.68"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a7f9e390c27c3c0ce8bc5d725f6e4d30a29d26659494aa4b17535f7522c5c950"
+checksum = "0f690853975602e1bfe1ccbf50504d67174e3bcf340f23b5ea9992e0587a52d8"
 dependencies = [
  "itoa",
  "ryu",

Cargo.toml

@@ -13,7 +13,7 @@ serde = { version = "1.0.130", features = ["derive"] }
 clap = "2.33.3"
 structopt = "0.3.23"
 reqwest = { version = "0.11.4", features = ["blocking", "json", "rustls-tls", "brotli"], default-features = false }
-serde_json = "1.0.67"
+serde_json = "1.0.68"
 chrono = { version = "0.4.19", features = ["serde"] }
 tar = "0.4.37"
 xz2 = "0.1.6"