KEP-4427: Relaxed DNS search validation: Initial draft (#4428)

* Initial draft of KEP

* Update based on feedback

* complete trailed off sentence

* Remove template comments

* Update keps/sig-network/4427-relaxed-dns-search-validation/README.md

Co-authored-by: Dan Winship <[email protected]>

* Update keps/sig-network/4427-relaxed-dns-search-validation/README.md

Co-authored-by: Dan Winship <[email protected]>

* Update the PRR section

* Update the goals

* Update reviewer

* Update milestones

* Remove metric from kep.yaml

* Update PRR section and TOC

* Update TOC

* Update e2e test criteria

* Review feedback and cleanup

* Fix TOC

* Add prod-readiness file

* Add integration test scenarios

---------

Co-authored-by: Dan Winship <[email protected]>

Author: sethev

keps/prod-readiness/4427.yaml

@@ -0,0 +1,3 @@
+kep-number: 4427
+alpha:
+  approver: "@jpbetz"