GN: Add neteq_rtpplay and rtc_event_log_source
GN: Add neteq_rtpplay and rtc_event_log_source

BUG=webrtc:5949

Review-Url: https://codereview.webrtc.org/2081113003
Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#13239}

TimothyGu/libilbc,ShiftMediaProject/libilbc,TimothyGu/libilbc,ShiftMediaProject/libilbc,ShiftMediaProject/libilbc,TimothyGu/libilbc,ShiftMediaProject/libilbc,ShiftMediaProject/libilbc,TimothyGu/libilbc,TimothyGu/libilbc