docs: Fix formatting of request arg in docstring (#169)

* docs: Fix formatting of request arg in docstring

chore: Update gapic-generator-python to v1.9.1
PiperOrigin-RevId: 518604533

Source-Link: googleapis/googleapis@8a085ae

Source-Link: https://github.com/googleapis/googleapis-gen/commit/b2ab4b0a0ae2907e812c209198a74e0898afcb04
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* 🦉 Updates from OwlBot post-processor

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google/cloud/lifesciences_v2beta/services/workflows_service_v2_beta/async_client.py

@@ -279,9 +279,9 @@ async def sample_run_pipeline():
 
         Args:
             request (Optional[Union[google.cloud.lifesciences_v2beta.types.RunPipelineRequest, dict]]):
-                The request object. The arguments to the `RunPipeline`
-                method. The requesting user must have the
-                `iam.serviceAccounts.actAs` permission for the Cloud
+                The request object. The arguments to the ``RunPipeline`` method. The
+                requesting user must have the
+                ``iam.serviceAccounts.actAs`` permission for the Cloud
                 Life Sciences service account or the request will fail.
             retry (google.api_core.retry.Retry): Designation of what errors, if any,
                 should be retried.

google/cloud/lifesciences_v2beta/services/workflows_service_v2_beta/client.py

@@ -485,9 +485,9 @@ def sample_run_pipeline():
 
         Args:
             request (Union[google.cloud.lifesciences_v2beta.types.RunPipelineRequest, dict]):
-                The request object. The arguments to the `RunPipeline`
-                method. The requesting user must have the
-                `iam.serviceAccounts.actAs` permission for the Cloud
+                The request object. The arguments to the ``RunPipeline`` method. The
+                requesting user must have the
+                ``iam.serviceAccounts.actAs`` permission for the Cloud
                 Life Sciences service account or the request will fail.
             retry (google.api_core.retry.Retry): Designation of what errors, if any,
                 should be retried.

google/cloud/lifesciences_v2beta/services/workflows_service_v2_beta/transports/rest.py

@@ -397,7 +397,6 @@ def __call__(
                 requesting user must have the
                 ``iam.serviceAccounts.actAs`` permission for the Cloud
                 Life Sciences service account or the request will fail.
-
                 retry (google.api_core.retry.Retry): Designation of what errors, if any,
                     should be retried.
                 timeout (float): The timeout for this request.