get rid of bin file extension in tests

examples/producer/dummy-data-producer/check_linux.sh

examples/producer/dummy-data-producer/check_windows.bat

producer/api/unittests/test_request_handler_tcp.cpp

producer/event_monitor_producer/src/inotify_event.cpp

...tor_producer/unittests/test_system_folder_watch_linux.cpp

receiver/src/request.cpp

receiver/unittests/test_request.cpp

receiver/unittests/test_request_handler_db_writer.cpp

receiver/unittests/test_request_handler_file_write.cpp

...tic/producer_receiver/transfer_single_file/check_linux.sh

.../producer_receiver/transfer_single_file/check_windows.bat