Added new qmake config option which enables real gimbal camera

Gimbal camera can be enabled and used for example with command:
qmake6 CONFIG+=gimbal && make && ./rtsp_ai_player ~/azaion/models/onnx/yolov8m.onnx

misc/rtsp_ai_player/rtsp_ai_player.pro

@@ -4,9 +4,16 @@ CONFIG += c++11 concurrent console
 MOC_DIR = moc
 OBJECTS_DIR = obj
 
-SOURCES = $$PWD/*.cpp $$PWD/../../misc/camera/a8_remote/remoteControl.cpp
+SOURCES = $$PWD/*.cpp
 HEADERS = $$PWD/*.h
-INCLUDEPATH += $$PWD/../../misc/camera/a8_remote
+
+gimbal {
+    message("Using real gimbal camera.")
+    QMAKE_CXXFLAGS += -DGIMBAL
+}
+else {
+    message("Not using real gimbal camera.")
+}
 
 opi5 {
     message("OPI5 build")