Remove screenlogic from mypy ignore list

[epenet]

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[probot-home-assistant]

Hey there @dieselrabbit, @bdraco, mind taking a look at this pull request as it has been labeled with an integration (screenlogic) you are listed as a code owner for? Thanks!
_{^{(message by CodeOwnersMention)}}

[bdraco]

This is kinda ugly. Can we do

coordinator: ScreenlogicDataUpdateCoordinator above instead?

[epenet]

The cast is still needed, but I've moved it to the top of the async_set_value