Part of #9744 Removes all redundant `# -*- coding: utf-8 -*-` lines from files, as python 3 automatically reads source code as utf-8 now. `Signed-off-by: Jonathan de Jong <jonathan@automatia.nl>`
Closes: https://github.com/matrix-org/synapse/issues/6766 Equivalent Sydent PR: https://github.com/matrix-org/sydent/pull/309 I believe it's now time to remove the extra allowed `:` from `client_secret` parameters.