Remove notes now that Dataflow v2 supports BQ autosharding (#31561)

website/www/site/content/en/documentation/io/built-in/google-bigquery.md

@@ -789,9 +789,6 @@ BigQuery Storage Write API for Python SDK currently has some limitations on supp
 
 {{< paragraph class="language-py" >}}
 **Note:** If you want to run WriteToBigQuery with Storage Write API from the source code, you need to run `./gradlew :sdks:java:io:google-cloud-platform:expansion-service:build` to build the expansion-service jar. If you are running from a released Beam SDK, the jar is already included.
-
-**Note:** Auto sharding is not currently supported for Python's Storage Write API exactly-once mode on DataflowRunner.
-
 {{< /paragraph >}}
 
 #### Exactly-once semantics
@@ -883,7 +880,6 @@ explicitly enable this using [`withAutoSharding`](https://beam.apache.org/releas
 `STORAGE_WRITE_API` defaults to dynamic sharding when
 `numStorageWriteApiStreams` is set to 0 or is unspecified.
 
-***Note:*** Auto sharding with `STORAGE_WRITE_API` is supported by Dataflow, but **not** on Runner v2.
 {{< /paragraph >}}
 
 When using `STORAGE_WRITE_API`, the `PCollection` returned by