Apply suggestion to doc/ci/merge_request_pipelines/index.md

doc/ci/merge_request_pipelines/index.md

@@ -63,7 +63,7 @@ that rule are run in the context of a merge request; no other jobs will be run.
 
 This behavior may not be intuitive when you want all of your jobs to run _except_
 for one or two. Consider the following pipeline, with jobs A B and C. If you want
-all pipelines to always run A and B, but only want C to run for a merge request,
+all pipelines to always run `A` and `B`, but only want `C` to run for a merge request,
 you can configure your `.gitlab-ci.yml` file as follows:
 
 ``` yaml