qcacmn: Remove pld_common.h from pld_stub folder which is no longer used

Change-Id: Ib3d6f6b45dbc15f3ad0c00e03be3b179afd923b9
diff --git a/qdf/Kbuild b/qdf/Kbuild
index 4f3762b..4d5166d 100644
--- a/qdf/Kbuild
+++ b/qdf/Kbuild
@@ -27,7 +27,7 @@
         -I$(obj)/$(DEPTH)/cmn_dev/utils/host_diag_log/inc \
         -I$(obj)/$(DEPTH)/cmn_dev/utils/host_diag_log/src \
         -I$(obj)/$(DEPTH)/cmn_dev/utils/ptt/inc \
-        -I$(obj)/$(DEPTH)/cmn_dev/pld_stub/inc
+        -I$(WLAN_TOP)/pld/inc
 
 obj-m += qdf.o