Migrate more type comments to annotations

[sentrivana]

Unsure if the types in tests are any good, but might as well make them into annotations

[codecov]

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Error parsing JUnit XML in /home/runner/work/sentry-python/sentry-python/.junitxml at 1:6217
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RuntimeError: Error parsing XML
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---

:x: 2 Tests Failed:

Tests completed	Failed	Passed	Skipped
18790	2	18788	1027

View the top 2 failed test(s) by shortest run time

::tests.integrations.sanic.test_sanic

Stack Traces | 0s run time

.../integrations/sanic/test_sanic.py:333: in <module>
    class TransactionTestConfig:
.../integrations/sanic/test_sanic.py:346: in TransactionTestConfig
    has_transaction_event: bool = True,
E   TypeError: 'ABCMeta' object is not subscriptable

::tests.integrations.sanic.test_sanic

Stack Traces | 0s run time

.../integrations/sanic/test_sanic.py:333: in <module>
    class TransactionTestConfig:
.../integrations/sanic/test_sanic.py:341: in TransactionTestConfig
    integration_args: Iterable[Optional[Container[int]]],
E   TypeError: 'ABCMeta' object is not subscriptable

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