* feat: Add support for multi region encryption config

docs: fix linting for several doc comments
PiperOrigin-RevId: 630422337

Source-Link: googleapis/googleapis@65db386

Source-Link: googleapis/googleapis-gen@b798ca9
Copy-Tag: eyJwIjoiLmdpdGh1Yi8uT3dsQm90LnlhbWwiLCJoIjoiYjc5OGNhOWY1NmUyYWQzZTBkMTQ5ODJiNjhiNjcyNGQxYzNkNjJiNSJ9

* 🦉 Updates from OwlBot post-processor

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

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

* feat: Proto Columns Feature (#909)

* feat: adding proto autogenerated code changes for proto column feature

* feat: add implementation for Proto columns DDL

* feat: add implementation for Proto columns DML

* feat: add implementation for Proto columns DQL

* feat: add NoneType check during Proto deserialization

* feat: add code changes for Proto DDL support

* feat: add required proto files to execute samples and tests

* feat: add sample snippets for Proto columns DDL

* feat: add tests for proto columns ddl, dml, dql snippets

* feat: code refactoring

* feat: remove staging endpoint from snippets.py

* feat: comment refactor

* feat: add license file

* feat: update proto column data in insertion sample

* feat: move column_info argument to the end to avoid breaking code

* feat: Proto column feature tests and samples (#921)

* feat: add integration tests for Proto Columns

* feat: add unit tests for Proto Columns

* feat: update tests to add column_info argument at end

* feat: remove deepcopy during deserialization of proto message

* feat: tests refactoring

* feat: integration tests refactoring

* feat: samples and sample tests refactoring

* feat: lint tests folder

* feat:lint samples directory

* feat: stop running emulator with proto ddl commands

* feat: close the file after reading

* feat: update protobuf version lower bound to >3.20 to check proto message compatibility

* feat: update setup for snippets_tests.py file

* feat: add integration tests

* feat: remove duplicate integration tests

* feat: add proto_descriptor parameter to required tests

* feat: add compatibility tests between Proto message, Bytes and Proto Enum, Int64

* feat: add index tests for proto columns

* feat: replace duplicates with sample data

* feat: update protobuf lower bound version in setup.py file to add support for proto messages and enum

* feat: lint fixes

* feat: lint fix

* feat: tests refactoring

* feat: change comment from dml to dql for read

* feat: tests refactoring for update db operation

* feat: rever autogenerated code

* 🦉 Updates from OwlBot post-processor

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

* 🦉 Updates from OwlBot post-processor

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

* fix: fix code

* fix: fix code

* fix(spanner): fix code

* 🦉 Updates from OwlBot post-processor

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

* fix(spanner): skip emulator due to b/338557401

* 🦉 Updates from OwlBot post-processor

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

* fix(spanner): remove samples

* fix(spanner): update coverage

* 🦉 Updates from OwlBot post-processor

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

* chore(spanner): update coverage

* 🦉 Updates from OwlBot post-processor

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

* fix(spanner): add samples and update proto schema

* fix(spanner): update samples database and emulator DDL

* fix(spanner): update admin test to use autogenerated interfaces

* fix(spanner): comment refactoring

---------

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

* chore(spanner): regenerate proto files

* chore(spanner): proto regen

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