Proposing a PR to fix a few small typos

[Tim Gates]

Issue Type

[x] Bug (Typo)

Steps to Replicate and Expected Behaviour

• Examine asynq/tests/test_active_task.py and observe synchonous, however expect to see synchronous.
• Examine asynq/tests/test_tools.py and observe seperate, however expect to see separate.
• Examine asynq/async_task.py and observe curent, however expect to see current.
• Examine asynq/tools.py and observe accomodate, however expect to see accommodate.

Notes

Semi-automated issue generated by
https://github.com/timgates42/meticulous/blob/master/docs/NOTE.md

To avoid wasting CI processing resources a branch with the fix has been
prepared but a pull request has not yet been created. A pull request fixing
the issue can be prepared from the link below, feel free to create it or
request @timgates42 create the PR. Alternatively if the fix is undesired please
close the issue with a small comment about the reasoning.

https://github.com/timgates42/asynq/pull/new/bugfix_typos

Thanks.

[Jelle Zijlstra]

Thanks! I opened a PR based on your branch.