Bumps the go_modules group with 1 update in the /backend directory: [golang.org/x/net](https://github.com/golang/net).
Updates `golang.org/x/net` from 0.21.0 to 0.23.0
- [Commits](https://github.com/golang/net/compare/v0.21.0...v0.23.0)
---
updated-dependencies:
- dependency-name: golang.org/x/net
dependency-type: indirect
dependency-group: go_modules
...
Signed-off-by: dependabot[bot] <support@github.com>