* Fix `vault path-help` for selected paths with bad regexps
See the comment being added in `sdk/framework/path.go` for the
explanation of why this change is needed.
* Grammar fix and add changelog
* Also fix hardcoded expectations in a new test
* Add a couple more testcases, and some comments.
* Tweak spelling in comment
* WIP: output policy
* Outputs example policy HCL for given request
* Simplify conditional
* Add PATCH capability
* Use OpenAPI spec and regex patterns to determine if path is sudo
* Add test for isSudoPath
* Add changelog
* Fix broken CLI tests
* Add output-policy to client cloning code
* Smaller fixes from PR comments
* Clone client instead of saving and restoring custom values
* Fix test
* Address comments
* Don't unset output-policy flag on KV requests otherwise the preflight request will fail and not populate LastOutputPolicyError
* Print errors saved in buffer from preflight KV requests
* Unescape characters in request URL
* Rename methods and properties to improve readability
* Put KV-specificness at front of KV-specific error
* Simplify logic by doing more direct returns of strings and errors
* Use precompiled regexes and move OpenAPI call to tests
* Remove commented out code
* Remove legacy MFA paths
* Remove unnecessary use of client
* Move sudo paths map to plugin helper
* Remove unused error return
* Add explanatory comment
* Remove need to pass in address
* Make {name} regex less greedy
* Use method and path instead of info from retryablerequest
* Add test for IsSudoPaths, use more idiomatic naming
* Use precompiled regexes and move OpenAPI call to tests (#15170)
* Use precompiled regexes and move OpenAPI call to tests
* Remove commented out code
* Remove legacy MFA paths
* Remove unnecessary use of client
* Move sudo paths map to plugin helper
* Remove unused error return
* Add explanatory comment
* Remove need to pass in address
* Make {name} regex less greedy
* Use method and path instead of info from retryablerequest
* Add test for IsSudoPaths, use more idiomatic naming
* Make stderr writing more obvious, fix nil pointer deref
