hostap: Add needed include files to fix compilation

The "enum wpa_msg_type" was not found by default so add needed
include files to get the definitions.

modules/hostap/src/supp_main.h:61:57: warning: ‘enum wpa_msg_type’
   declared inside parameter list will not be visible outside of
   this definition or declaration
   61 | void wpa_supplicant_msg_send(void *ctx, int level,
                                     enum wpa_msg_type type,
                                     const char *txt,

Signed-off-by: Jukka Rissanen <jukka.rissanen@nordicsemi.no>