Resolve build breakage after ekt member of the policy struct has been deprecated by the libsrtp. We have not been using that member to do anything meaningful anyhow and the struct is inied to \0, so it should have no adverse effect.
Resolve build breakage after ekt member of the policy struct
has been deprecated by the libsrtp. We have not been using that
member to do anything meaningful anyhow and the struct is inied
to \0, so it should have no adverse effect.

dsanders11/rtpproxy,sippy/rtpproxy,dsanders11/rtpproxy,dsanders11/rtpproxy,sippy/rtpproxy,sippy/rtpproxy