Remove |ro.hardware.| prefix in KM VM sys property

As per comment in aosp/3342288

Bug: 368502791
Test: launch_cvd --secure_hals=guest_keymint_trusty_insecure
Test: atest VtsAidlSharedSecretTargetTest
Change-Id: I71b6266fbd480c0ebe2a7946adadd88f38afb3e7
diff --git a/trusty/keymint/android.hardware.security.keymint-service.rust.trusty.system.nonsecure.rc b/trusty/keymint/android.hardware.security.keymint-service.rust.trusty.system.nonsecure.rc
index 410e10a..e580651 100644
--- a/trusty/keymint/android.hardware.security.keymint-service.rust.trusty.system.nonsecure.rc
+++ b/trusty/keymint/android.hardware.security.keymint-service.rust.trusty.system.nonsecure.rc
@@ -11,7 +11,7 @@
 # Only starts the non-secure KeyMint HALs when the KeyMint VM feature is enabled
 # TODO(b/357821690): Start the KeyMint HALs when the KeyMint VM is ready once the Trusty VM
 # has a mechanism to notify the host.
-on late-fs && property:ro.hardware.trusty.security_vm.keymint.enabled=1 && \
+on late-fs && property:trusty.security_vm.keymint.enabled=1 && \
    property:trusty.security_vm.vm_cid=*
     setprop system.keymint.trusty_ipc_dev VSOCK:${trusty.security_vm.vm_cid}:1
     start system.keymint.rust-trusty.nonsecure