fix: Added exception re-raise in httpx method overwrites

Signed-off-by: Rafal Chrzanowski <Rafal.Chrzanowski@ibm.com>

Author: Rafal-Chrzanowski-IBM

src/instana/instrumentation/httpx.py

@@ -89,6 +89,7 @@ def handle_request_with_instana(
                 _set_response_span_attributes(span, response)
             except Exception as e:
                 span.record_exception(e)
+                raise
             else:
                 return response
 
@@ -118,6 +119,7 @@ async def handle_async_request_with_instana(
                 _set_response_span_attributes(span, response)
             except Exception as e:
                 span.record_exception(e)
+                raise
             else:
                 return response