Add pre-check for file permissions on debug.log

[DeckerSU]

Prevent crashes when the daemon is run by non-root users after being started in Docker.

Similar to: DeckerSU/KomodoOcean#104

[smk762]

Error message on launch fail confirmed

$ call komodo_args.(src/komodod) NOTARY_PUBKEY.()

initialized  at 1765602896
Komodo  server starting
Error: Incorrect permissions on "/home/smk/.komodo/debug.log"; ensure the current user can read and write this file. (Consider auditing the entire datadir "/home/smk/.komodo" for similar issues.)