Merge pull request #55103 from ConnorDoyle/remove-oir

Automatic merge from submit-queue (batch tested with PRs 55103, 56036, 56186). If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

Removed opaque integer resources (deprecated in v1.8)

**What this PR does / why we need it**:

* Remove opaque integer resources (OIR) support from the code base. This feature was deprecated in v1.8 and replaced by Extended Resources (ER).

**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
Fixes #55102

**Release note**:

```release-note
Remove opaque integer resources (OIR) support (deprecated in v1.8.)
```

pkg/apis/core/validation/validation.go

@@ -3944,12 +3944,6 @@ func ValidateNodeUpdate(node, oldNode *core.Node) field.ErrorList {
 // Validate compute resource typename.
 // Refer to docs/design/resources.md for more details.
 func validateResourceName(value string, fldPath *field.Path) field.ErrorList {
-	// Opaque integer resources (OIR) deprecation began in v1.8
-	// TODO: Remove warning after OIR deprecation cycle.
-	if helper.IsOpaqueIntResourceName(core.ResourceName(value)) {
-		glog.Errorf("DEPRECATION WARNING! Opaque integer resources are deprecated starting with v1.8: %s", value)
-	}
-
 	allErrs := field.ErrorList{}
 	for _, msg := range validation.IsQualifiedName(value) {
 		allErrs = append(allErrs, field.Invalid(fldPath, value, msg))