sepolicy: Allow uwb module access to CE directories for UWB

Denial logs:
04-15 17:02:48.616  1811  1811 W binder:1811_6: type=1400 audit(0.0:7): avc: denied { write } for name="com.android.uwb" dev="dm-41" ino=6916 scontext=u:r:system_server:s0 tcontext=u:object_r:apex_module_data_file:s0 tclass=dir permissive=0

Bug: 229410097
Change-Id: I86df5f20dda483aa0579a55e1b040c277906db1b
Test: Manual tests
diff --git a/private/file_contexts b/private/file_contexts
index 2b765f6..b4f42cf 100644
--- a/private/file_contexts
+++ b/private/file_contexts
@@ -702,6 +702,8 @@
 /data/misc_ce/[0-9]+/apexdata/com\.android\.permission(/.*)?  u:object_r:apex_system_server_data_file:s0
 /data/misc_de/[0-9]+/apexdata/com\.android\.wifi(/.*)?        u:object_r:apex_system_server_data_file:s0
 /data/misc_ce/[0-9]+/apexdata/com\.android\.wifi(/.*)?        u:object_r:apex_system_server_data_file:s0
+/data/misc_de/[0-9]+/apexdata/com\.android\.uwb(/.*)?         u:object_r:apex_system_server_data_file:s0
+/data/misc_ce/[0-9]+/apexdata/com\.android\.uwb(/.*)?         u:object_r:apex_system_server_data_file:s0
 
 # Apex rollback directories
 /data/misc_de/[0-9]+/apexrollback(/.*)?   u:object_r:apex_rollback_data_file:s0