kill nginx properly after each job

broker/src/asapo_broker/main/broker.go

examples/consumer/getnext_broker/check_windows.bat

examples/consumer/getnext_broker_python/check_windows.bat

examples/pipeline/in_to_out/check_windows.bat

examples/pipeline/in_to_out_python/check_windows.bat

...c/bug_fixes/producer_send_after_restart/check_windows.bat

tests/automatic/consumer/consumer_api/check_windows.bat

.../automatic/consumer/consumer_api_python/check_windows.bat

...omatic/consumer/next_multithread_broker/check_windows.bat

tests/automatic/full_chain/simple_chain/check_windows.bat

...tomatic/full_chain/simple_chain_dataset/check_windows.bat

...tomatic/full_chain/simple_chain_filegen/check_windows.bat

...full_chain/simple_chain_filegen_batches/check_windows.bat

..._chain/simple_chain_filegen_multisource/check_windows.bat

...ain/simple_chain_filegen_readdata_cache/check_windows.bat

...hain/simple_chain_filegen_readdata_file/check_windows.bat

...omatic/full_chain/simple_chain_metadata/check_windows.bat

...full_chain/simple_chain_usermeta_python/check_windows.bat

tests/automatic/full_chain/two_beamlines/check_windows.bat

tests/automatic/full_chain/two_streams/check_windows.bat