qcacld-3.0: Add regdb parser to regulatory component

Regulatory parsing code is present in file reg_db_parser.c.
Add this file to regulatory component.

Change-Id: I7fcf9db8b80fdfbef30409575cc1a63d684dded2
CRs-Fixed: 2012415
diff --git a/Kbuild b/Kbuild
index 5ffb059..8e6f487 100644
--- a/Kbuild
+++ b/Kbuild
@@ -1116,6 +1116,7 @@
 REGULATORY_INC += -I$(WLAN_COMMON_INC)/$(REG_DISPATCHER_INC_DIR)
 REGULATORY_OBJS := $(REG_CORE_OBJ_DIR)/reg_db.o \
                    $(REG_CORE_OBJ_DIR)/reg_services.o \
+                   $(REG_CORE_OBJ_DIR)/reg_db_parser.o \
                    $(REG_DISPATCHER_OBJ_DIR)/wlan_reg_services_api.o \
                    $(REG_DISPATCHER_OBJ_DIR)/wlan_reg_tgt_api.o \
                    $(REG_DISPATCHER_OBJ_DIR)/wlan_reg_ucfg_api.o