Update user.md

Author: michelle-luna

jekyll/__glossary/user.md

@@ -2,4 +2,4 @@
 term: User
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-An individual user within an org. A CircleCI user is anyone that can log in to the CircleCI platform with a username and password. Users must be added to a GitHub or Bitbucket org to view or follow associated CircleCI projects.  Users may not view project data that is stored in environment variables.  
+An individual user within an org. A CircleCI user is anyone who can log in to the CircleCI platform with a username and password. Users must be added to a GitHub or Bitbucket org to view or follow associated CircleCI projects.  Users may **not** view project data that is stored in environment variables.