Revert "LimitRange updates for Resource Requirements Requests"

docs/devel/api_changes.md

@@ -345,22 +345,6 @@ generator to create it from scratch.
 Unsurprisingly, adding manually written conversion also requires you to add tests to
 `pkg/api/<version>/conversion_test.go`.
 
-## Edit deep copy files
-
-At this point you have both the versioned API changes and the internal
-structure changes done.  You now need to generate code to handle deep copy
-of your versioned api objects.
-
-The deep copy code resides with each versioned API:
-   - `pkg/api/<version>/deep_copy_generated.go` containing auto-generated copy functions
-
-To regenerate them:
-   - run
-
-```sh
-hack/update-generated-deep-copies.sh
-```
-
 ## Update the fuzzer
 
 Part of our testing regimen for APIs is to "fuzz" (fill with random values) API