Accept both PS4 and PS5 SELF signatures without treating version, key type, or flags as layout markers. Add synthetic coverage for valid header variants and malformed structural fields.
Signed-off-by: missatjuhvdk1 <177474143+missatjuhvdk1@users.noreply.github.com>
Co-authored-by: missatjuhvdk1 <177474143+missatjuhvdk1@users.noreply.github.com>
Mees van den Kieboom