Remove lmkd properties to enable new lmkd kill strategy

With new strategy default values for lmkd properties should work
and no property overrides are necessary.

Bug: 143857475
Test: lmkd_unit_test
Change-Id: I2f6f244fa93152cdc0826e321851ffd503ca8c75
diff --git a/device-common.mk b/device-common.mk
index 6b1df53..d9e6f07 100644
--- a/device-common.mk
+++ b/device-common.mk
@@ -835,9 +835,6 @@
 # Set lmkd options
 PRODUCT_PRODUCT_PROPERTIES += \
         ro.config.low_ram = false \
-        ro.lmk.kill_heaviest_task = true \
-        ro.lmk.kill_timeout_ms = 100 \
-        ro.lmk.use_minfree_levels = true \
         ro.lmk.log_stats = true \
 
 # Modem logging file