net/wifibox: Update to 1.1.1
- Update Linux to 5.15.53
- Replace the in-tree driver for Realtek RTL8821CE
- Update linux-firmware to 20220708
- Increase guest memory to 64 MB by default for flavors other than iwlwifi which can fix crashes under load
MFH: 2022Q3
(cherry picked from commit 69e65b73a5bcbbaf08a5db2c4260043069626395)