Create surfaceflinger_prop and migrate props

This is a subtask of removing exported*_prop.

Bug: 152468529
Test: m && boot crosshatch
Change-Id: I9d6ec7ade96a3a53288f23d155cc829c2107bb6f
diff --git a/private/compat/26.0/26.0.ignore.cil b/private/compat/26.0/26.0.ignore.cil
index 1773687..fde89f7 100644
--- a/private/compat/26.0/26.0.ignore.cil
+++ b/private/compat/26.0/26.0.ignore.cil
@@ -161,6 +161,7 @@
     statscompanion_service
     storaged_data_file
     super_block_device
+    surfaceflinger_prop
     sysfs_fs_ext4_features
     system_boot_reason_prop
     system_bootstrap_lib_file