fix typo and unit test flaking on windows

Author: DylanRussell

CHANGELOG.md

@@ -11,7 +11,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   clear ([#4562](https://github.com/open-telemetry/opentelemetry-python/pull/4562/)
   and [#4535](https://github.com/open-telemetry/opentelemetry-python/pull/4535)).
 - Update OTLP gRPC/HTTP exporters: the export timeout is now inclusive of all retries and backoffs,
-  and an unnecessary 32 second sleep that occured after all retries had completed/failed was removed
+  and an unnecessary 32 second sleep that occurred after all retries had completed/failed was removed
   ([#4564](https://github.com/open-telemetry/opentelemetry-python/pull/4564)).
 
 

exporter/opentelemetry-exporter-otlp-proto-grpc/tests/test_otlp_exporter_mixin.py

@@ -386,9 +386,9 @@ def test_retry_timeout(self):
                         log.message,
                     )
         with self.assertLogs(level=WARNING) as warning:
-            exporter = OTLPSpanExporterForTesting(insecure=True, timeout=3.5)
+            exporter = OTLPSpanExporterForTesting(insecure=True, timeout=5)
             # pylint: disable=protected-access
-            self.assertEqual(exporter._timeout, 3.5)
+            self.assertEqual(exporter._timeout, 5)
             self.assertEqual(
                 exporter.export([self.span]),
                 SpanExportResult.FAILURE,