Bump cloud.google.com/go from 0.122.0 to 0.123.0 in the go-modules group

[dependabot]

Bumps the go-modules group with 1 update: cloud.google.com/go.

Updates cloud.google.com/go from 0.122.0 to 0.123.0

Release notes

Sourced from cloud.google.com/go's releases.

v0.123.0

0.123.0 (2025-09-18)

Features

• internal/stategen: Populate the latest googleapis commit (#12880) (7b017a0)
• librariangen: Implement the build command (#12817) (14734c8)

Bug Fixes

• internal/librariangen: Add link to source commit in release notes (#12881) (1c06cc6)
• internal/librariangen: Fix CHANGES.md headers (#12849) (baf515d)
• internal/librariangen: Remove go mod init/tidy from postprocessor (#12832) (1fe506a)
• internal/librariangen: Test for error path with flags (#12830) (f0da7b2)
• internal/postprocessor: Add dlp to skip-module-scan-paths (#12857) (45a7d9b)
• librariangen: Honor original container contract (#12846) (71c8fd3)
• librariangen: Improvements to release-init (#12842) (0db677a)
• stategen: Specify an appropriate tag format for google-cloud-go (#12835) (ffcff33)

Changelog

Sourced from cloud.google.com/go's changelog.

0.123.0 (2025-09-18)

Features

• internal/stategen: Populate the latest googleapis commit (#12880) (7b017a0)
• librariangen: Implement the build command (#12817) (14734c8)

Bug Fixes

• internal/librariangen: Add link to source commit in release notes (#12881) (1c06cc6)
• internal/librariangen: Fix CHANGES.md headers (#12849) (baf515d)
• internal/librariangen: Remove go mod init/tidy from postprocessor (#12832) (1fe506a)
• internal/librariangen: Test for error path with flags (#12830) (f0da7b2)
• internal/postprocessor: Add dlp to skip-module-scan-paths (#12857) (45a7d9b)
• librariangen: Honor original container contract (#12846) (71c8fd3)
• librariangen: Improvements to release-init (#12842) (0db677a)
• stategen: Specify an appropriate tag format for google-cloud-go (#12835) (ffcff33)

Commits

• 4e83735 chore(main): release 0.123.0 (#12825)
• f557e30 chore: release main (#12913)
• a10ecc9 chore: bump changed modules (#12915)
• 3ae39f9 chore: refactor request/response handling and metadata updates (#12875)
• 30a4299 fix: upgrade gRPC service registration func (#12914)
• 0619833 test(spanner): increase context timeout to allow one executeSql to be execute...
• 9e2646b fix(compute/metadata): set subClient for UseDefaultClient case (#12911)
• 4b404fa chore: release main (#12906)
• 187a58a fix(compute/metadata): disable Client timeouts for subscription client (#12910)
• 003abca feat(spanner): support "readOnly" column tag parsing for Go struct operations...
• Additional commits viewable in compare view

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