Fix whitespace issues

[codecov[bot]]

Codecov Report

Merging #881 (87d0113) into develop (8902c12) will not change coverage. The diff coverage is n/a.

Impacted Files	Coverage Δ
server/api/api_accessor.py	92.15% <ø> (ø)
server/db/models.py	100.00% <ø> (ø)
server/exceptions.py	100.00% <ø> (ø)
server/game_service.py	99.00% <ø> (ø)
server/ice_servers/nts.py	100.00% <ø> (ø)
server/ladder_service.py	98.36% <ø> (ø)
server/matchmaker/algorithm/stable_marriage.py	99.04% <ø> (ø)
server/matchmaker/algorithm/team_matchmaker.py	96.92% <ø> (ø)
server/matchmaker/pop_timer.py	100.00% <ø> (ø)
server/message_queue_service.py	97.80% <ø> (ø)
... and 1 more