Disable Android Keybox tests for prov 4.0

Bug: 288404945
Merged from https://widevine-internal-review.googlesource.com/178053

Change-Id: I339e7089efaa5082aae348f26ee853d7993fe1d3

libwvdrmengine/oemcrypto/test/oemcrypto_test_android.cpp

@@ -25,6 +25,9 @@ namespace wvoec {
 class OEMCryptoAndroidLMPTest : public ::testing::Test {
  protected:
   void SetUp() override {
+    if (OEMCrypto_GetProvisioningMethod() == OEMCrypto_BootCertificateChain) {
+      GTEST_SKIP() << "Test for non Prov 4.0 devices only.";
+    }
     OEMCrypto_SetSandbox(kTestSandbox, sizeof(kTestSandbox));
     ASSERT_EQ(OEMCrypto_SUCCESS, OEMCrypto_Initialize());
     OEMCrypto_SetMaxAPIVersion(kCurrentAPI);