Bump go.opencensus.io from 0.23.0 to 0.24.0

Bumps [go.opencensus.io](https://github.com/census-instrumentation/opencensus-go) from 0.23.0 to 0.24.0.
- [Release notes](https://github.com/census-instrumentation/opencensus-go/releases)
- [Commits](census-instrumentation/opencensus-go@v0.23.0...v0.24.0)

---
updated-dependencies:
- dependency-name: go.opencensus.io
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]