Skip rollback protection in pvmfw for Trusty Security VM

This cl introduces a new capability for the Trusty Security VM. It
allows pvmfw to identify it and skips the existing rollback
protection mechanism.

Bug: 379868478
Test: atest libpvmfw_avb.integration_test
Change-Id: Ice2118b940bd50d064617a3e99eba993ee9db6c8
diff --git a/guest/pvmfw/avb/tests/utils.rs b/guest/pvmfw/avb/tests/utils.rs
index 0e836d5..61bfbf2 100644
--- a/guest/pvmfw/avb/tests/utils.rs
+++ b/guest/pvmfw/avb/tests/utils.rs
@@ -143,6 +143,7 @@
     kernel: &[u8],
     salt: &[u8],
     expected_rollback_index: u64,
+    capabilities: Vec<Capability>,
 ) -> Result<()> {
     let public_key = load_trusted_public_key()?;
     let verified_boot_data = verify_payload(
@@ -160,7 +161,7 @@
         kernel_digest,
         initrd_digest: None,
         public_key: &public_key,
-        capabilities: vec![],
+        capabilities,
         rollback_index: expected_rollback_index,
     };
     assert_eq!(expected_boot_data, verified_boot_data);