Corrects mc batch examples
Closes#1235
Applies changes to the mc admin trace --stat flag in mc
RELEASE.2024-06-05T18-13-30Z. That change has no tracking docs issue.
- Adds note that `mc support proxy set|remove` no longer require
registration
- Adds info about stale ARNs for `mc replicate status` command
- Additional information for --dry-run flag in `mc rm`
- Thoroughly updates and restructures `mc admin policy` commands
- Adds new `mc batch cancel` command
- Updates deprecated commands for newly deprecated mc admin policy
functions
- Fixes toctree on mc admin page to allow for mc admin policy subcommand
nesting
Closes#766
Other fixes not part of the release:
- Updates `--fake` flag on `mc rm` to `--dry-run`
- Updates `--fake` flag on `mc mirror` to `--dry-run`
