aiohttp-client: add support for url exclusions (open-telemetry#3850)

* Stop using deprecated span.instrumentation_info

* aiohttp-client: add support for OTEL_PYTHON_EXCLUDED_URLS / OTEL_PYTHON_HTTPX_EXCLUDED_URLS

* Add docs

* Add changelog

* Please lint

* Update CHANGELOG.md

Co-authored-by: Tammy Baylis <[email protected]>

* Test for both env vars

* Assert at each iteration

---------

Co-authored-by: Tammy Baylis <[email protected]>

Author: 2 people

CHANGELOG.md

@@ -40,6 +40,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - `opentelemetry-exporter-richconsole`: Prevent deadlock when parent span is not part of the batch
   ([#3900](https://github.com/open-telemetry/opentelemetry-python-contrib/pull/3900))
 
+### Added 
+
+- `opentelemetry-instrumentation-aiohttp-client`: add support for url exclusions via `OTEL_PYTHON_EXCLUDED_URLS` / `OTEL_PYTHON_AIOHTTP_CLIENT_EXCLUDED_URLS`
+  ([#3850](https://github.com/open-telemetry/opentelemetry-python-contrib/pull/3850))
+
 ### Fixed
 
 - `opentelemetry-instrumentation-botocore`: Handle dict input in _decode_tool_use for Bedrock streaming