Bump github.com/paketo-buildpacks/occam from 0.5.0 to 0.6.0 (#60)

Bumps [github.com/paketo-buildpacks/occam](https://github.com/paketo-buildpacks/occam) from 0.5.0 to 0.6.0.
- [Release notes](https://github.com/paketo-buildpacks/occam/releases)
- [Commits](paketo-buildpacks/occam@v0.5.0...v0.6.0)

---
updated-dependencies:
- dependency-name: github.com/paketo-buildpacks/occam
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

go.mod

@@ -5,7 +5,7 @@ go 1.16
 require (
 	github.com/BurntSushi/toml v1.0.0
 	github.com/onsi/gomega v1.18.1
-	github.com/paketo-buildpacks/occam v0.5.0
+	github.com/paketo-buildpacks/occam v0.6.0
 	github.com/paketo-buildpacks/packit v1.3.1
 	github.com/sclevine/spec v1.4.0
 )