Keystore 2.0 km_compat: Cuttlefish does not return a vendor patch level.

Stop testing for a vendor patch level in km_compat get key
characteristics test.

Bug: 189973657
Test: atest keystore2_km_compat_test
Change-Id: Id811d8fdc26fdf09e5f0ae454be7c146a7c57563
diff --git a/keystore2/src/km_compat/lib.rs b/keystore2/src/km_compat/lib.rs
index 8d7310b..8abf2ba 100644
--- a/keystore2/src/km_compat/lib.rs
+++ b/keystore2/src/km_compat/lib.rs
@@ -450,10 +450,6 @@
         )));
         assert!(sec_level_enforced.iter().any(|kp| matches!(
             kp,
-            KeyParameter { tag: Tag::VENDOR_PATCHLEVEL, value: KeyParameterValue::Integer(_) }
-        )));
-        assert!(sec_level_enforced.iter().any(|kp| matches!(
-            kp,
             KeyParameter { tag: Tag::BOOT_PATCHLEVEL, value: KeyParameterValue::Integer(_) }
         )));
     }