removing tracking of local docs build

docs/_build/.doctrees/auto_simulation.doctree

docs/_build/.doctrees/background.doctree

docs/_build/.doctrees/before_you_start.doctree

docs/_build/.doctrees/compilation.doctree

docs/_build/.doctrees/environment.pickle

docs/_build/.doctrees/faqs.doctree

docs/_build/.doctrees/glue_cache.json

docs/_build/.doctrees/index.doctree

docs/_build/.doctrees/license.doctree

docs/_build/.doctrees/manual_simulation.doctree

docs/_build/.doctrees/versions.doctree

docs/_build/html/.buildinfo

...s_static/panels-main.c949a650a448cc0ae9fd3441c0e17fb0.css

...tic/panels-variables.06eb56fa6e07937060861dad626602ad.css

docs/_build/html/_sources/auto_simulation.md

docs/_build/html/_sources/background.md

docs/_build/html/_sources/before_you_start.md

docs/_build/html/_sources/compilation.md

docs/_build/html/_sources/faqs.md

docs/_build/html/_sources/index.md