Update extraction process (fix minor bugs)

tenet/extraction/process.py

tests/main_tests/test_main_owl_extraction.py

...ut/SolarSystemDev03-20230802/SolarSystemDev03_factoid.ttl

...output/SolarSystemDev03-20230802/technical-data/tenet.log

...tras-libre.fr_demo_03-1/tenet.tetras-libre.fr_demo_03.ttl

...fr_demo_03-1/tenet.tetras-libre.fr_demo_03_Generation.ttl

...demo_03-1/tenet.tetras-libre.fr_demo_03_Preprocessing.ttl

..._demo_03-1/tenet.tetras-libre.fr_demo_03_Transduction.ttl

...re.fr_demo_03-1/tenet.tetras-libre.fr_demo_03_factoid.ttl