profiler: Change profiler prop to persist.vendor.camera.*

Bug: 168899750
Test: cf_x86_phone-userdebug: avd/avd_boot_test_cloud_tf
Change-Id: I9e53bc24bf944fcee91f80dc0da94b31464a79e9
diff --git a/common/hal/hidl_service/hidl_profiler.cc b/common/hal/hidl_service/hidl_profiler.cc
index d99e2e3..ce4cb32 100644
--- a/common/hal/hidl_service/hidl_profiler.cc
+++ b/common/hal/hidl_service/hidl_profiler.cc
@@ -37,7 +37,7 @@
 
 // setprop key for profiling open/close camera
 constexpr char kPropKeyProfileOpenClose[] =
-    "persist.camera.profiler.open_close";
+    "persist.vendor.camera.profiler.open_close";
 
 constexpr char kFirstFrame[] = "First frame";
 constexpr char kHalTotal[] = "HAL Total";