⬆️ Update asyncpg requirement from ^0.29.0 to >=0.29,<0.31

Updates the requirements on [asyncpg](https://github.com/MagicStack/asyncpg) to permit the latest version.
- [Release notes](https://github.com/MagicStack/asyncpg/releases)
- [Commits](MagicStack/asyncpg@v0.29.0...v0.30.0)

---
updated-dependencies:
- dependency-name: asyncpg
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

pyproject.toml

@@ -31,7 +31,7 @@ classifiers = [  #! Update me
 
 [tool.poetry.dependencies]
 python = "^3.12"
-asyncpg = "^0.29.0"
+asyncpg = ">=0.29,<0.31"
 anyserial = "^0.1.0"
 uvloop = ">=0.19,<0.21"