Bump glcontext from 2.4.0 to 2.5.0

Bumps [glcontext](https://github.com/moderngl/glcontext) from 2.4.0 to 2.5.0.
- [Release notes](https://github.com/moderngl/glcontext/releases)
- [Changelog](https://github.com/moderngl/glcontext/blob/master/CHANGELOG.md)
- [Commits](moderngl/glcontext@2.4.0...2.5.0)

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

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