h/q/d: Rename property to enable partial update

Rename property to enable partial update to keep within MAX
string length.

Change-Id: I16d09b49500f3cd996c66eb52aa80df3a5f62b27
diff --git a/libhwcomposer/hwc_mdpcomp.cpp b/libhwcomposer/hwc_mdpcomp.cpp
index 4f6099e..418786d 100644
--- a/libhwcomposer/hwc_mdpcomp.cpp
+++ b/libhwcomposer/hwc_mdpcomp.cpp
@@ -114,7 +114,7 @@
             sDebugLogs = true;
     }
 
-    if(property_get("persist.hwc.partialupdate.enable", property, NULL) > 0) {
+    if(property_get("persist.hwc.partialupdate", property, NULL) > 0) {
         if((atoi(property) != 0) && ctx->mMDP.panel == MIPI_CMD_PANEL &&
            qdutils::MDPVersion::getInstance().is8x74v2())
             sEnablePartialFrameUpdate = true;