chore(all): auto-regenerate gapics (#4780)

This is an auto-generated regeneration of the gapic clients by
cloud.google.com/go/internal/gapicgen. Once the corresponding genproto PR is
submitted, genbot will update this PR with a newer dependency to the newer
version of genproto and assign reviewers to this PR.

If you have been assigned to review this PR, please:

- Ensure that the version of genproto in go.mod has been updated.
- Ensure that CI is passing. If it's failing, it requires your manual attention.
- Approve and submit this PR if you believe it's ready to ship.


Corresponding genproto PR: googleapis/go-genproto#680

Changes:

chore(accesscontextmanager): Embed accesscontextmanager/type types into the accesscontextmanager/v1 client
  PiperOrigin-RevId: 397860208
  Source-Link: googleapis/googleapis@835a0e0

chore(networksecurity): Configure Ruby GAPIC generator parameters for networksecurity v1beta1 and identitytoolkit v2
  PiperOrigin-RevId: 397826566
  Source-Link: googleapis/googleapis@6d969eb

feat(speech): add output_config request field
  Committer: @cherba
  PiperOrigin-RevId: 397621106
  Source-Link: googleapis/googleapis@1872f45

chore(bigquery/connection): update gapic-generator-csharp to 1.3.8
  Committer: @virost
  PiperOrigin-RevId: 397402402
  Source-Link: googleapis/googleapis@abed0ad

chore(privatecatalog): enable python snippetgen for privatecatalog
  Committer: @busunkim96
  PiperOrigin-RevId: 397369926
  Source-Link: googleapis/googleapis@83728bb

feat(bigquery/storage): add BigQuery Storage Write API v1
  Committer: @yirutang
  PiperOrigin-RevId: 397350004
  Source-Link: googleapis/googleapis@b4da4fd