馃攰 Display Switcher and GStreamer versions in log
Print Switcher name, version and GStreamer version in log.
2023-10-24 10:35:41.236| 0ms|switcher-ws|I: Initializing Switcher "switcher-ws"
2023-10-24 10:35:41.237| 0ms|switcher-ws|I: Switcher version 3.5.1
2023-10-24 10:35:41.237| 0ms|switcher-ws|I: GStreamer version 1.22.6