MINOR: config: detect the case where a tcp-request content rule has no inspect-delay

If a frontend has any tcp-request content rule relying on request contents
without any inspect delay, we now emit a warning as this will randomly match.

This can be backported to 1.5 as it reduces the support effort.
(cherry picked from commit e42bd96d0acc38ea7c546c8de8115ffd1dd6c3f3)
1 file changed