Update camera integration test to nonblocking audio clocks

tools/chatgui/CMakeLists.txt

@@ -201,7 +201,7 @@ if(QT_PACKAGE STREQUAL "Qt6" AND FFMPEG_FOUND)
             target_sources(test_call_camera_capture PRIVATE src/call_video_engine.cpp)
             target_compile_definitions(test_call_camera_capture PRIVATE TEST_CALL_VIDEO_ENGINE)
             target_link_libraries(test_call_camera_capture PRIVATE chatgui_live_video)
-            foreach(symbol call_audio_get_clock call_video_port_open call_video_port_close call_video_port_status
+            foreach(symbol call_audio_get_clock call_audio_try_clock call_video_port_open call_video_port_close call_video_port_status
                            call_video_port_pull call_video_port_request_key call_video_port_decoded)
                 target_link_options(test_call_camera_capture PRIVATE "-Wl,--wrap=${symbol}")
             endforeach()

tools/chatgui/tests/test_call_camera_capture.cpp

@@ -13,6 +13,7 @@
 #include "../../../src/call/call_video_port.h"
 #include "../../../src/call/call_audio.h"
 extern "C" int __wrap_call_audio_get_clock(uint64_t, int64_t, call_clock_snapshot* out) { *out = {}; return 0; }
+extern "C" int __wrap_call_audio_try_clock(uint64_t, int64_t, call_clock_snapshot* out) { *out = {}; return 1; }
 extern "C" int __wrap_call_video_port_open(uint64_t, const call_video_caps*) { return 0; }
 extern "C" void __wrap_call_video_port_close(uint64_t) {}
 extern "C" int __wrap_call_video_port_status(uint64_t, struct call_video_port_status* out) { *out = {}; return 0; }