Update README.rst

Co-authored-by: Andrew Murray <3112309+radarhere@users.noreply.github.com>

Author: mattip

README.rst

@@ -232,7 +232,7 @@ To use these scripts
 
  git submodule add https://github.com/your-org/your-project.git
 
-* For TravisCI Create a ``.travis.yml`` file, something like this::
+* For Travis CI, create a ``.travis.yml`` file, something like this::
 
  env:
  global: