Update README.md (#37051)

Author: lzchen

sdk/monitor/azure-monitor-opentelemetry/README.md

@@ -237,7 +237,7 @@ contact [[email protected]](mailto:[email protected]) with any additio
 [ot_instrumentation_psycopg2_version]: https://github.com/open-telemetry/opentelemetry-python-contrib/blob/main/instrumentation/opentelemetry-instrumentation-psycopg2/src/opentelemetry/instrumentation/psycopg2/package.py#L16
 [ot_instrumentation_requests]: https://github.com/open-telemetry/opentelemetry-python-contrib/tree/main/instrumentation/opentelemetry-instrumentation-requests
 [ot_instrumentation_requests_version]: https://github.com/open-telemetry/opentelemetry-python-contrib/blob/main/instrumentation/opentelemetry-instrumentation-requests/src/opentelemetry/instrumentation/requests/package.py#L16
-[ot_instrumentation_urllib]: https://github.com/open-telemetry/opentelemetry-python-contrib/tree/main/instrumentation/opentelemetry-instrumentation-urllib3
+[ot_instrumentation_urllib]: https://github.com/open-telemetry/opentelemetry-python-contrib/tree/main/instrumentation/opentelemetry-instrumentation-urllib
 [ot_instrumentation_urllib3]: https://github.com/open-telemetry/opentelemetry-python-contrib/tree/main/instrumentation/opentelemetry-instrumentation-urllib3
 [ot_instrumentation_urllib3_version]: https://github.com/open-telemetry/opentelemetry-python-contrib/blob/main/instrumentation/opentelemetry-instrumentation-urllib3/src/opentelemetry/instrumentation/urllib3/package.py#L16
 [ot_python_resource_detectors]: https://opentelemetry-python.readthedocs.io/en/latest/sdk/environment_variables.html#opentelemetry.sdk.environment_variables.OTEL_EXPERIMENTAL_RESOURCE_DETECTORS