TTS - clear channels list and use max_distance for local playsound #492

Job	Run time
Run Linters	2m 20s
Collect data for other tasks	12s
Compile Maps	2m 28s
Windows Build	1m 45s
Integration Tests (deltastation) / run_integration_tests	8m 58s
Integration Tests (birdshot) / run_integration_tests	8m 44s
Integration Tests (gateway_test) / run_integration_tests	9m 48s
Integration Tests (icebox) / run_integration_tests	9m 24s
Integration Tests (metastation) / run_integration_tests	8m 38s
Integration Tests (multiz_debug) / run_integration_tests	8m 3s
Integration Tests (runtimestation) / run_integration_tests	7m 44s
Integration Tests (northstar) / run_integration_tests	9m 40s
Alternate Tests (515, 1627, runtimestation) / run_integration_tests	7m 32s
Integration Tests (tramstation) / run_integration_tests	9m 1s
Check Alternate Tests	1s
Compare Screenshot Tests	18s
	1h 34m 36s

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