minor #8628 Removing bundle installation page (weaverryan)

This PR was merged into the master branch.

Discussion
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Removing bundle installation page

This is now totally out of date. And I don't think we need to document anything. Ideally, Flex & the recipes would guide the user on what to do next.

Commits
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658632d Removing bundle installation page

Author: xabbuh

_build/redirection_map

@@ -96,7 +96,7 @@
 /cookbook/bundles/extension /bundles/extension
 /cookbook/bundles/index /bundles
 /cookbook/bundles/inheritance /bundles/inheritance
-/cookbook/bundles/installation /bundles/installation
+/cookbook/bundles/installation /bundles
 /cookbook/bundles/override /bundles/override
 /cookbook/bundles/prepend_extension /bundles/prepend_extension
 /cookbook/bundles/remove /bundles/remove