Remove large downloadable binary files from the repo (#6828)

* Removed binary files from source control

* Update links to point to staging download object

* Restore cloud checklist PDF

* Replace staging links with production links

* Remove cloud PDF

* Ignore link checks for downloadable binaries

* Added variable for downloads location

* Use var for links to downloadable binaries

* Move pattern to url_ignore

Author: jeff-matthews

_config.checks.yml

@@ -36,4 +36,5 @@ html-proofer:
   # Ignore any link that includes a specified pattern
   :url_ignore:
   - !ruby/regexp /guides\/v2\.2/
+  - !ruby/regexp /\/download\//
 

_config.yml

@@ -195,3 +195,6 @@ m1xgithuburl: https://github.com/magento/devdocs-m1/tree/master
 # 2.3 variables
 gdeurl23: /guides/v2.3/
 githuburl23: https://github.com/magento/devdocs/tree/master/src/guides/v2.3/
+
+# Path to S3 location where we store large downloadable binary files, such as .ai, .psd, .zip, .pdf, .sketch
+downloads: https://devdocs.magento.com/download