resip/recon: ensure playback_prompt.h is distributed

git-svn-id: https://svn.resiprocate.org/rep/resiprocate/main@10196 ddefafc4-47db-0310-ae44-fa13212b10f2
resip/recon: ensure record_prompt.h is distributed

git-svn-id: https://svn.resiprocate.org/rep/resiprocate/main@10198 ddefafc4-47db-0310-ae44-fa13212b10f2