hero(2)lte: switch to out frameworks/opt/net/wifi fork

Description

Fix S7/S7 Edge loosing saved network after upgrade to Q

Issue(s)

https://gitlab.e.foundation/e/backlog/-/issues/4316

Test procedures

Build with patch and ensure saved wifi network persists

Check list

• Self review
• Test procedure explained
• Tested on fresh install
• Tested applied as an update
• License
• Internal documentation
• User documentation