main.c: fix -Wincompatible-pointer-types
main.c: fix -Wincompatible-pointer-types

Fix warning: passing 'char **' to parameter of type 'const char **' discards
qualifiers in nested pointer types [-Wincompatible-pointer-types]

Signed-off-by: Danny Al-Gaaf <473e39ac77cf392f0dd9bacde8409de76c14d006@bisect.de>

GerHobbelt/civet-webserver,GerHobbelt/civet-webserver,GerHobbelt/civet-webserver,GerHobbelt/civet-webserver,GerHobbelt/civet-webserver,GerHobbelt/civet-webserver