Merge pull request #1337 from rust-lang/dependabot/cargo/tracing-core-0.1.18

Bump tracing-core from 0.1.17 to 0.1.18

Cargo.lock

@@ -1906,9 +1906,9 @@ dependencies = [
 
 [[package]]
 name = "tracing-core"
-version = "0.1.17"
+version = "0.1.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f50de3927f93d202783f4513cda820ab47ef17f624b03c096e86ef00c67e6b5f"
+checksum = "a9ff14f98b1a4b289c6248a023c1c2fa1491062964e9fed67ab29c4e4da4a052"
 dependencies = [
  "lazy_static",
 ]