wgengine/router: enable ip forwarding on gokrazy

Browse Source

Only on Gokrazy, set sysctls to enable IP forwarding so subnet routing
and advertised exit node works.

Fixes #11405

Signed-off-by: Joonas Kuorilehto <joneskoo@derbian.fi>

...

This commit is contained in:

500 Internal Server Error

Gitea Version: 1.28.0+dev-477-g8b6ad49a5f