[REF280] Fix flak8 warnings for src/web_reflectivity
Original Gitlab task: https://code.ornl.gov/sns-hfir-scse/reflectometry/reflectometry/-/issues/280
This MR introduces changes that will resolve the flake8 warnings in src/web_reflectivity.
Original Gitlab task: https://code.ornl.gov/sns-hfir-scse/reflectometry/reflectometry/-/issues/280
This MR introduces changes that will resolve the flake8 warnings in src/web_reflectivity.