fix(typing): Type post-process

[thetruecpaul]

Just a bunch of missing types. Added it to strictlist at the file-level (rather than the usual module level) because I think this file is important and tasks is too big to do all at once.

[scttcper]

:squint:

[thetruecpaul]

Taken from the file that's returning the _StrPromise. ¯_(ツ)_/¯

[github-actions]

Backend Test Failures

Failures on 3f74b7c in this run:

tests/sentry/taskworker/test_config.py::test_all_instrumented_tasks_registered — log

[gw1] linux -- Python 3.13.1 /home/runner/work/sentry/sentry/.venv/bin/python3
tests/sentry/taskworker/test_config.py:120: in test_all_instrumented_tasks_registered
    raise AssertionError(
E   AssertionError: Found 1 module(s) with @instrumented_task that are NOT registered in TASKWORKER_IMPORTS.
E   These tasks will not be discovered by the taskworker in production!
E   
E   Missing modules:
E     - sentry.integrations.github.tasks.sync_repos_on_install_change
E   
E   Add these to TASKWORKER_IMPORTS in src/sentry/conf/server.py

[github-actions]

Backend Test Failures

Failures on 4e8d386 in this run:

tests/sentry/taskworker/test_config.py::test_all_instrumented_tasks_registered — log

[gw0] linux -- Python 3.13.1 /home/runner/work/sentry/sentry/.venv/bin/python3
tests/sentry/taskworker/test_config.py:120: in test_all_instrumented_tasks_registered
    raise AssertionError(
E   AssertionError: Found 1 module(s) with @instrumented_task that are NOT registered in TASKWORKER_IMPORTS.
E   These tasks will not be discovered by the taskworker in production!
E   
E   Missing modules:
E     - sentry.integrations.github.tasks.sync_repos_on_install_change
E   
E   Add these to TASKWORKER_IMPORTS in src/sentry/conf/server.py