Rename contexts of ffs props

Bug: 71814576
Bug: 154885206
Test: m sepolicy_test
Change-Id: Idacc3635851b14b833bccca177d784f4bb92c763
diff --git a/private/compat/27.0/27.0.ignore.cil b/private/compat/27.0/27.0.ignore.cil
index 3a1fa58..98c023f 100644
--- a/private/compat/27.0/27.0.ignore.cil
+++ b/private/compat/27.0/27.0.ignore.cil
@@ -70,6 +70,8 @@
     exported_vold_prop
     exported_wifi_prop
     fastbootd
+    ffs_config_prop
+    ffs_control_prop
     flags_health_check
     flags_health_check_exec
     fingerprint_vendor_data_file