fix: use a longer password for self-signed certificates
fix: use a longer password for self-signed certificates

Closes #3084

alexquick/dokku,progrium/dokku,jimjag/dokku,claytonbrown/dokku,progrium/dokku,alexquick/dokku,alexquick/dokku,claytonbrown/dokku,jimjag/dokku,jimjag/dokku,jimjag/dokku,dokku/dokku,claytonbrown/dokku,progrium/dokku,alexquick/dokku,dokku/dokku,progrium/dokku,dokku/dokku,progrium/dokku,dokku/dokku,jimjag/dokku,jimjag/dokku,progrium/dokku,dokku/dokku,jimjag/dokku,claytonbrown/dokku,claytonbrown/dokku,alexquick/dokku,dokku/dokku,claytonbrown/dokku,dokku/dokku,claytonbrown/dokku,alexquick/dokku,alexquick/dokku,progrium/dokku,dokku/dokku,claytonbrown/dokku,jimjag/dokku,alexquick/dokku,progrium/dokku