Removed wrong config entry's camd35 cs357x out off webif

The webif did had possibility to configure keepalive and reconnecttimeout for camd35|cs357x.
That is wrong for udp reader.

git-svn-id: http://streamboard.de.vu/svn/oscam/trunk@9790 4b0bc96b-bc66-0410-9d44-ebda105a78c1