Merge pull request #46923 from dims/nuke-wrapper-go-flags

Automatic merge from submit-queue (batch tested with PRs 47921, 45984, 46829, 46896, 46923)

Remove unnecessary wrapper flags

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

Drop KUBE_GOFLAGS, KUBE_GOGCFLAGS, KUBE_GOLDFLAGS references
from the build infrastructure

**Which issue this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close that issue when PR gets merged)*: fixes #47296

**Special notes for your reviewer**:

**Release note**:

```release-note
NONE
```

hack/make-rules/test-integration.sh

@@ -70,7 +70,7 @@ runTests() {
   KUBE_RACE="-race"
   make -C "${KUBE_ROOT}" test \
       WHAT="${WHAT:-$(kube::test::find_integration_test_dirs | paste -sd' ' -)}" \
-      KUBE_GOFLAGS="${KUBE_GOFLAGS:-}" \
+      GOFLAGS="${GOFLAGS:-}" \
       KUBE_TEST_ARGS="${KUBE_TEST_ARGS:-} ${SHORT:--short=true} --vmodule=garbage*collector*=6 --alsologtostderr=true" \
       KUBE_RACE="" \
       KUBE_TIMEOUT="${KUBE_TIMEOUT}" \