qcacmn: HIF layer changes for QCN9100 bringup

Initial changes made for bring up of
QCN9100 in HIF layer

Change-Id: I60c5f7e8d5456e6f2bfda8f99d873a30ca979ada

hif/inc/hostdef.h

@@ -46,4 +46,5 @@ extern struct hostdef_s *QCA8074V2_HOSTDEF;
 extern struct hostdef_s *QCA6018_HOSTDEF;
 extern struct hostdef_s *QCA5018_HOSTDEF;
 extern struct hostdef_s *QCN9000_HOSTDEF;
+extern struct hostdef_s *QCN9100_HOSTDEF;
 #endif