message: subscriber: update thread_local to 1.1.4
  Fixes
  ## Motivation
  `cargo audit` prevents us using `tracing-subscriber` at the moment.
  Upgrading `thread_local` to 1.1.4 would fix that.
  ## Solution
  Upgrade `thread_local`.
diff: @@ -61,7 +61,7 @@ parking_lot = { version = ">= 0.7, <= 0.12", optional = true }
  # registry
  sharded-slab = { version = "0.1.0", optional = true }
  -thread_local = { version = "1.0.1", optional = true }
  +thread_local = { version = "1.1.4", optional = true }
  [dev-dependencies]
  tracing = { path = "../tracing", version = "0.2" }
  