Remove 8 readme files

We prefer index files now. Updates lint-doc
to match.

doc/analytics/README.md

----
-redirect_to: '../user/group/index.md#user-contribution-analysis'
----
-
-This document was moved to [another location](../user/group/index.md#user-contribution-analysis)
-
-<!-- This redirect file can be deleted after February 1, 2021. -->
-<!-- Before deletion, see: https://docs.gitlab.com/ee/development/documentation/#move-or-rename-a-page -->

doc/ci/build_artifacts/README.md

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-redirect_to: '../pipelines/job_artifacts.md'
----
-
-This document was moved to [pipelines/job_artifacts.md](../pipelines/job_artifacts.md).
-
-<!-- This redirect file can be deleted after February 1, 2021. -->
-<!-- Before deletion, see: https://docs.gitlab.com/ee/development/documentation/#move-or-rename-a-page -->

doc/ci/permissions/README.md

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-redirect_to: '../../user/permissions.md#gitlab-cicd-permissions'
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-
-This document was moved to [user/permissions.md](../../user/permissions.md#gitlab-cicd-permissions).
-
-<!-- This redirect file can be deleted after February 1, 2021. -->
-<!-- Before deletion, see: https://docs.gitlab.com/ee/development/documentation/#move-or-rename-a-page -->

doc/license/README.md

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-redirect_to: '../user/admin_area/license.md'
----
-
-This document was moved to [another location](../user/admin_area/license.md).
-
-<!-- This redirect file can be deleted after February 1, 2021. -->
-<!-- Before deletion, see: https://docs.gitlab.com/ee/development/documentation/#move-or-rename-a-page -->

doc/university/glossary/README.md

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-redirect_to: 'https://docs.gitlab.com'
----
-
-Visit our [documentation page](https://docs.gitlab.com) for information about GitLab.

doc/university/high-availability/aws/README.md

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-redirect_to: '../../../install/aws/index.md'
----
-
-This document was moved to [another location](../../../install/aws/index.md).
-
-<!-- This redirect file can be deleted after February 1, 2021. -->
-<!-- Before deletion, see: https://docs.gitlab.com/ee/development/documentation/#move-or-rename-a-page -->

doc/university/process/README.md

----
-redirect_to: 'https://docs.gitlab.com'
----
-
-Visit our [documentation page](https://docs.gitlab.com) for information about GitLab.

doc/university/training/end-user/README.md

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-redirect_to: 'https://docs.gitlab.com'
----
-
-Visit our [documentation page](https://docs.gitlab.com) for information about GitLab.

scripts/lint-doc.sh

@@ -57,7 +57,7 @@ fi
 
 # Do not use 'README.md', instead use 'index.md'
 # Number of 'README.md's as of 2020-10-13
-NUMBER_READMES=36
+NUMBER_READMES=28
 FIND_READMES=$(find doc/ -name "README.md" | wc -l)
 echo '=> Checking for new README.md files...'
 echo