data attribute was missing for apiserver integration test cases

Signed-off-by: Bin Lu <bin.lu@arm.com>

staging/src/k8s.io/apiextensions-apiserver/pkg/cmd/server/testing/BUILD

@@ -3,6 +3,7 @@ load("@io_bazel_rules_go//go:def.bzl", "go_library")
 go_library(
     name = "go_default_library",
     srcs = ["testserver.go"],
+    data = glob(["testdata/**"]),
     importmap = "k8s.io/kubernetes/vendor/k8s.io/apiextensions-apiserver/pkg/cmd/server/testing",
     importpath = "k8s.io/apiextensions-apiserver/pkg/cmd/server/testing",
     visibility = ["//visibility:public"],

test/integration/apiserver/BUILD

@@ -16,6 +16,7 @@ go_test(
         "patch_test.go",
         "print_test.go",
     ],
+    rundir = ".",
     tags = [
         "etcd",
         "integration",