message: docs: Fix typo in README.md
  ## Motivation
  Tiny typo fix!
  ## Solution
  s/than/that
diff: @@ -186,7 +186,7 @@ pub fn shave_all(yaks: usize) -> usize {
  tracing = "0.1"
  ```
  -Note: Libraries should *NOT* install a subscriber by using a method than calls
  +Note: Libraries should *NOT* install a subscriber by using a method that calls
  [`set_global_default()`], as this will cause conflicts when executables try to
  set the default later.
  