Moving hwservicemanager and allocator to system_ext

We want to remove these by default from Android V+ devices and still
allow some devices to add them back. So they are moved to system_ext.

Test: m && launch_cvd # check for hwservicemanager running
Bug: 218588089
Change-Id: I67611c8759b82750de829a38b857b3dffd6da83a
diff --git a/private/file_contexts b/private/file_contexts
index bb86761..8099abd 100644
--- a/private/file_contexts
+++ b/private/file_contexts
@@ -257,7 +257,6 @@
 /system/bin/app_process32	u:object_r:zygote_exec:s0
 /system/bin/app_process64	u:object_r:zygote_exec:s0
 /system/bin/servicemanager	u:object_r:servicemanager_exec:s0
-/system/bin/hwservicemanager	u:object_r:hwservicemanager_exec:s0
 /system/bin/surfaceflinger	u:object_r:surfaceflinger_exec:s0
 /system/bin/gpuservice	u:object_r:gpuservice_exec:s0
 /system/bin/bufferhubd	u:object_r:bufferhubd_exec:s0
@@ -341,7 +340,6 @@
 /system/bin/storaged             u:object_r:storaged_exec:s0
 /system/bin/virtual_touchpad     u:object_r:virtual_touchpad_exec:s0
 /system/bin/hw/android\.frameworks\.bufferhub@1\.0-service    u:object_r:fwk_bufferhub_exec:s0
-/system/bin/hw/android\.hidl\.allocator@1\.0-service          u:object_r:hal_allocator_default_exec:s0
 /system/bin/hw/android\.system\.suspend-service               u:object_r:system_suspend_exec:s0
 /system/etc/cgroups\.json               u:object_r:cgroup_desc_file:s0
 /system/etc/task_profiles/cgroups_[0-9]+\.json               u:object_r:cgroup_desc_api_file:s0
@@ -495,6 +493,9 @@
 /(system_ext|system/system_ext)/bin/aidl_lazy_cb_test_server u:object_r:aidl_lazy_test_server_exec:s0
 /(system_ext|system/system_ext)/bin/hidl_lazy_test_server    u:object_r:hidl_lazy_test_server_exec:s0
 /(system_ext|system/system_ext)/bin/hidl_lazy_cb_test_server u:object_r:hidl_lazy_test_server_exec:s0
+/(system_ext|system/system_ext)/bin/hwservicemanager         u:object_r:hwservicemanager_exec:s0
+/(system_ext|system/system_ext)/bin/hw/android\.hidl\.allocator@1\.0-service u:object_r:hal_allocator_default_exec:s0
+
 
 /(system_ext|system/system_ext)/bin/canhalconfigurator(-aidl)? u:object_r:canhalconfigurator_exec:s0