* feat(spanner): add support for txn changstream exclusion

* feat(spanner): add tests for txn change streams exclusion

* chore(spanner): lint fix

* feat(spanner): add docs

* feat(spanner): add test for ILB with change stream exclusion

* feat(spanner): update default value and add optional

* chore: update templated files

* update replacements in owlbot.py

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

* clean up replacement

* update replacement in owlbot.py

* update replacement in owlbot.py

---------

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

Source-Link: googleapis/synthtool@9ae0785
Post-Processor: gcr.io/cloud-devrel-public-resources/owlbot-python:latest@sha256:52210e0e0559f5ea8c52be148b33504022e1faef4e95fbe4b32d68022af2fa7e

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

* feat: add field order_by in spanner.proto
feat: add field lock_hint in spanner.proto

PiperOrigin-RevId: 636759139

Source-Link: googleapis/googleapis@eeed69d

Source-Link: googleapis/googleapis-gen@8b4c5da
Copy-Tag: eyJwIjoiLmdpdGh1Yi8uT3dsQm90LnlhbWwiLCJoIjoiOGI0YzVkYWUyMTU3Y2Q2ODNhOTIyOWQ0MGRlOGM3MTY2NWMyMWEwYSJ9

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

* chore: Update gapic-generator-python to v1.18.0

PiperOrigin-RevId: 638650618

Source-Link: googleapis/googleapis@6330f03

Source-Link: googleapis/googleapis-gen@44fa4f1
Copy-Tag: eyJwIjoiLmdpdGh1Yi8uT3dsQm90LnlhbWwiLCJoIjoiNDRmYTRmMTk3OWRjNDVjMTc3OGZkN2NhZjEzZjhlNjFjNmQxY2FlOCJ9

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

* feat(spanner): Add support for Cloud Spanner Scheduled Backups

PiperOrigin-RevId: 649277844

Source-Link: googleapis/googleapis@fd7efa2

Source-Link: googleapis/googleapis-gen@50be251
Copy-Tag: eyJwIjoiLmdpdGh1Yi8uT3dsQm90LnlhbWwiLCJoIjoiNTBiZTI1MTMyOWQ4ZGI1YjU1NTYyNmViZDQ4ODY3MjFmNTQ3ZDNjYyJ9

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

* fix: Allow protobuf 5.x

---------

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>
Co-authored-by: Sri Harsha CH <57220027+harshachinta@users.noreply.github.com>
Co-authored-by: Anthonios Partheniou <partheniou@google.com>

…anner_v1 (#1164)

- Moved BatchTransactionId dataclass from spanner_dbapi to spanner_v1.transactions

Co-authored-by: Sri Harsha CH <57220027+harshachinta@users.noreply.github.com>

* chore: Update gapic-generator-python to v1.18.4

PiperOrigin-RevId: 657207628

Source-Link: googleapis/googleapis@33fe71e

Source-Link: googleapis/googleapis-gen@e02739d
Copy-Tag: eyJwIjoiLmdpdGh1Yi8uT3dsQm90LnlhbWwiLCJoIjoiZTAyNzM5ZDEyMmVkMTViZDVlZjU3NzFjNTdmMTJhODNkNDdhMWRkYSJ9

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

---------

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

Co-authored-by: release-please[bot] <55107282+release-please[bot]@users.noreply.github.com>