Fix makefile: test-integration

[carlory]

(base) ➜  gateway-api-inference-extension git:(main) make test-integration
bash: line 1: /Users/kiki/workspace/golang/src/sigs.k8s.io/gateway-api-inference-extension/bin/setup-envtest: No such file or directory
CGO_ENABLED=1 KUBEBUILDER_ASSETS="" go test ./test/integration/epp/... -race -coverprofile cover.out
# sigs.k8s.io/gateway-api-inference-extension/test/integration/epp.test
ld: warning: '/private/var/folders/n6/33y75ytn36g38k2wnkb6lp8r0000gn/T/go-link-1877484310/000013.o' has malformed LC_DYSYMTAB, expected 98 undefined symbols to start at index 1626, found 95 undefined symbols starting at index 1626
2025-07-11T16:52:58+08:00	ERROR	logging/fatal.go:29	Failed to start test environment	{"config": "<nil>", "error": "unable to start control plane itself: failed to start the controlplane. retried 5 times: unable to run command \"kube-apiserver\" to check for flag \"insecure-port\": exec: \"kube-apiserver\": executable file not found in $PATH"}
sigs.k8s.io/gateway-api-inference-extension/pkg/epp/util/logging.Fatal
	/Users/kiki/workspace/golang/src/sigs.k8s.io/gateway-api-inference-extension/pkg/epp/util/logging/fatal.go:29
sigs.k8s.io/gateway-api-inference-extension/test/integration/epp.BeforeSuite
	/Users/kiki/workspace/golang/src/sigs.k8s.io/gateway-api-inference-extension/test/integration/epp/hermetic_test.go:984
sigs.k8s.io/gateway-api-inference-extension/test/integration/epp.TestMain
	/Users/kiki/workspace/golang/src/sigs.k8s.io/gateway-api-inference-extension/test/integration/epp/hermetic_test.go:100
main.main
	_testmain.go:57
runtime.main
	/opt/homebrew/Cellar/go/1.24.4/libexec/src/runtime/proc.go:283
program not built with -cover
FAIL	sigs.k8s.io/gateway-api-inference-extension/test/integration/epp	4.853s
FAIL
make: *** [test-integration] Error 1
(base) ➜  gateway-api-inference-extension git:(main)

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[nirrozenbaum]

/lgtm
/approve

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: carlory, nirrozenbaum

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