Build(deps): bump sqlglot from 23.13.7 to 23.15.8

Bumps sqlglot from 23.13.7 to 23.15.8.

Changelog

Sourced from sqlglot's changelog.

[v23.15.8] - 2024-05-11

💥 BREAKING CHANGES

• due to 510f8b5 - improve transpilation of TABLESAMPLE clause (PR #3457 by @​georgesittas):

  improve transpilation of TABLESAMPLE clause (#3457)

✨ New Features

• 510f8b5 - improve transpilation of TABLESAMPLE clause (PR #3457 by @​georgesittas)
  • ↘ addresses issue #3456 opened by @​whummer
• e28c959 - make create table cmd parsing less aggressive so that they can be used in sqlmesh @​if macros (commit by @​tobymao)

[v23.15.7] - 2024-05-11

🔧 Chores

• c3bb3da - change python-version to 3.11 for build-rs (commit by @​georgesittas)

[v23.15.6] - 2024-05-11

🔧 Chores

• cd8f568 - fix rust deployment workflow bug (commit by @​georgesittas)

[v23.15.3] - 2024-05-10

🔧 Chores

• 130255e - update rust (commit by @​tobymao)

[v23.15.2] - 2024-05-10

✨ New Features

• 116172a - add support for ON property in ALTER and DROP statements (PR #3450 by @​GaliFFun)
• aa104fd - add semi colon comments (commit by @​tobymao)

🐛 Bug Fixes

• 2c62267 - bigquery: fix SHA1 generator (PR #3453 by @​viplazylmht)
  • ↘ fixes issue #3451 opened by @​viplazylmht
• fb3dea9 - clickhouse: fix parsing and generating hash functions (PR #3454 by @​viplazylmht)
  • ↘ fixes issue #3452 opened by @​viplazylmht
• b76dfda - snowflake: COPY Subquery postfix (PR #3449 by @​VaggelisD)
  • ↘ fixes issue #3434 opened by @​whummer

🔧 Chores

• 684df5f - remove unnecessary set_op (commit by @​tobymao)

[v23.15.1] - 2024-05-10

🐛 Bug Fixes

• 33ac4fc - add create view tsql (commit by @​tobymao)

... (truncated)

Commits

• e28c959 feat: make create table cmd parsing less aggressive so that they can be used ...
• 510f8b5 Feat!: improve transpilation of TABLESAMPLE clause (#3457)
• a8cc0d3 docs: update API docs, CHANGELOG.md for v23.15.7 [skip ci]
• c3bb3da chore: change python-version to 3.11 for build-rs
• c4631e7 docs: update API docs, CHANGELOG.md for v23.15.6 [skip ci]
• cd8f568 chore: fix rust deployment workflow bug
• 34494a2 docs: update API docs, CHANGELOG.md for v23.15.5 [skip ci]
• 298febd add debug job
• 39b1653 docs: update API docs, CHANGELOG.md for v23.15.4 [skip ci]
• bec7126 add temporary debug cat command for sqlglotrs deployment workflow
• Additional commits viewable in compare view