Add profiling apex file contexts

- Add new file contexts for profiling module
- Set file contexts for trace redactor in apex

Test: Presubmit
Test: ls -laZ: ... u:object_r:trace_redactor_exec:s0 ... trace_redactor
Bug: 379255273
Flag: EXEMPT - refactor
Change-Id: I447793d2288bad91edbc67f72b87b7ae59cb8368
diff --git a/apex/com.android.profiling-file_contexts b/apex/com.android.profiling-file_contexts
new file mode 100644
index 0000000..796beca
--- /dev/null
+++ b/apex/com.android.profiling-file_contexts
@@ -0,0 +1,2 @@
+(/.*)?               u:object_r:system_file:s0
+/bin/trace_redactor  u:object_r:trace_redactor_exec:s0