Add lmkd. property policies

lmkd.reinit property allows vendors to trigger lmkd reinitialization. Add
lmkd_prop to support lmkd.* properties inlcuding lmkd.reinit.

Bug: 155149944
Test: setprop lmkd.reinit 1
Signed-off-by: Suren Baghdasaryan <surenb@google.com>
Change-Id: I6ba598bad7ebb40fd6f23de473f25f32e53c996d
diff --git a/private/property_contexts b/private/property_contexts
index dffb3b0..4c1c007 100644
--- a/private/property_contexts
+++ b/private/property_contexts
@@ -440,6 +440,7 @@
 ro.lmk.thrashing_limit_decay    u:object_r:exported3_default_prop:s0 exact int
 ro.lmk.use_minfree_levels       u:object_r:exported3_default_prop:s0 exact bool
 ro.lmk.upgrade_pressure         u:object_r:exported3_default_prop:s0 exact int
+lmkd.reinit                     u:object_r:lmkd_prop:s0 exact int
 
 ro.media.xml_variant.codecs             u:object_r:media_variant_prop:s0 exact string
 ro.media.xml_variant.codecs_performance u:object_r:media_variant_prop:s0 exact string