Remove VM attestation flag check in MicrodroidTests

The feature has been fully enabled in Android 15.

Bug: 365692904
Test: atest MicrodroidTests
Change-Id: I63bbea0661d28ec75d85a4cb1092a410a7ed8297
diff --git a/tests/testapk/src/java/com/android/microdroid/test/MicrodroidTests.java b/tests/testapk/src/java/com/android/microdroid/test/MicrodroidTests.java
index dff408c..e6ac490 100644
--- a/tests/testapk/src/java/com/android/microdroid/test/MicrodroidTests.java
+++ b/tests/testapk/src/java/com/android/microdroid/test/MicrodroidTests.java
@@ -253,7 +253,6 @@
     public void vmAttestationWhenRemoteAttestationIsNotSupported() throws Exception {
         // pVM remote attestation is only supported on protected VMs.
         assumeProtectedVM();
-        assumeFeatureEnabled(VirtualMachineManager.FEATURE_REMOTE_ATTESTATION);
         assume().withMessage(
                         "This test does not apply to a device that supports Remote Attestation")
                 .that(getVirtualMachineManager().isRemoteAttestationSupported())
@@ -282,7 +281,6 @@
     public void vmAttestationWithVendorPartitionWhenSupported() throws Exception {
         // pVM remote attestation is only supported on protected VMs.
         assumeProtectedVM();
-        assumeFeatureEnabled(VirtualMachineManager.FEATURE_REMOTE_ATTESTATION);
         assume().withMessage("Test needs Remote Attestation support")
                 .that(getVirtualMachineManager().isRemoteAttestationSupported())
                 .isTrue();