Update documentation for setting asset_host to a Proc, mention that the request parameter might not be supplied [ci skip]
Merge pull request #15445 from krautcomputing/fix_asset_host_docs

Update documentation for setting asset_host to a Proc [ci skip]
Merge pull request #15446 from akshay-vishnoi/doc_changes

[ci skip] Correct documentation of HashWithIndifferentAccess#dup
Tiny formatting fix in AS change log [ci skip]
[ci skip] Correct output of Hash#symbolize_keys