Build(deps): Bump outcome from 1.2.0 to 1.3.0 in /dependencies/default

Bumps [outcome](https://github.com/python-trio/outcome) from 1.2.0 to 1.3.0.
- [Commits](python-trio/outcome@v1.2.0...v1.3.0)

---
updated-dependencies:
- dependency-name: outcome
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

dependencies/default/constraints.txt

@@ -9,7 +9,7 @@ importlib-metadata==6.8.0
 iniconfig==2.0.0
 mypy==1.6.1
 mypy-extensions==1.0.0
-outcome==1.2.0
+outcome==1.3.0
 packaging==23.2
 pluggy==1.3.0
 pyparsing==3.1.1