Fix the timeout config option definition

[FlorentClarret]

What does this PR do?

Fix the timeout config option definition

Motivation

• According to the doc mentioned in the code here, this option is supposed to be a integer and in millisonds
• Spotted working on this PR where I got this error:

FAILED tests/test_check.py::test_sid - Exception: 
Traceback (most recent call last):
  File "D:\a\integrations-core\integrations-core\datadog_checks_base\datadog_checks\base\checks\base.py", line 1235, in run
    self.check(instance)
  File "D:\a\integrations-core\integrations-core\win32_event_log\datadog_checks\win32_event_log\check.py", line 135, in check
    for event in self.consume_events():
  File "D:\a\integrations-core\integrations-core\win32_event_log\datadog_checks\win32_event_log\check.py", line 272, in consume_events
    for event in self.poll_events():
  File "D:\a\integrations-core\integrations-core\win32_event_log\datadog_checks\win32_event_log\check.py", line 318, in poll_events
    wait_signal = win32event.WaitForSingleObjectEx(self._event_handle, self.config.timeout, True)
                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
TypeError: 'float' object cannot be interpreted as an integer

Additional Notes

Relates to https://datadoghq.atlassian.net/browse/AITS-277

Review checklist (to be filled by reviewers)

• Feature or bugfix MUST have appropriate tests (unit, integration, e2e)
• Changelog entries must be created for modifications to shipped code
• Add the qa/skip-qa label if the PR doesn't need to be tested during QA.

[github-actions]

Test Results

  2 files    2 suites   54s ⏱️
51 tests 51 ✔️ 0 💤 0 ❌
71 runs  71 ✔️ 0 💤 0 ❌

Results for commit dc7599f.

[codecov]

Codecov Report

Merging #16017 (dc7599f) into master (5ba30fc) will increase coverage by 0.12%.
Report is 3 commits behind head on master.
The diff coverage is n/a.

Flag	Coverage Δ
activemq	?
cassandra	?
confluent_platform	?
hive	?
hivemq	?
hudi	?
ignite	?
jboss_wildfly	?
kafka	?
presto	?
solr	?
tomcat	?
weblogic	?
win32_event_log	86.98% <ø> (+0.66%)	⬆️

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