Both of these packages depend on CONFIG_WWAN
in the kernel.
Also fix the missing "wwan" subfolder in the path.
This fixes the missing devices in /dev after booting an MHI capable modem.
Fixes: 2519190fec ("kernel: package mhi wwan ctrl driver")
Fixes: 6af46796fa ("kernel: package mhi mbim driver")
Signed-off-by: Koen Vandeputte <koen.vandeputte@ncentric.com>