Remove antiquated support doc

doc/university/README.md

@@ -203,7 +203,6 @@ The GitLab University curriculum is composed of GitLab videos, screencasts, pres
 NOTE: **Note:**
 Some content can only be accessed by GitLab team members.
 
-1. [Support Path](support/README.md)
 1. [Sales Path](https://about.gitlab.com/handbook/sales/onboarding/)
 1. [User Training](training/user_training.md)
 1. [GitLab Flow Training](training/gitlab_flow.md)

scripts/lint-doc.sh

@@ -40,8 +40,8 @@ then
 fi
 
 # Do not use 'README.md', instead use 'index.md'
-# Number of 'README.md's as of 2018-03-26
-NUMBER_READMES=46
+# Number of 'README.md's as of 2020-05-28
+NUMBER_READMES=45
 FIND_READMES=$(find doc/ -name "README.md" | wc -l)
 echo '=> Checking for new README.md files...'
 echo