Bump external/pipeline-Nextflow-config from edfc2c2 to 1960eaa

Bumps [external/pipeline-Nextflow-config](https://github.com/uclahs-cds/pipeline-Nextflow-config) from `edfc2c2` to `1960eaa`.
- [Release notes](https://github.com/uclahs-cds/pipeline-Nextflow-config/releases)
- [Commits](uclahs-cds/pipeline-Nextflow-config@edfc2c2...1960eaa)

---
updated-dependencies:
- dependency-name: external/pipeline-Nextflow-config
  dependency-type: direct:production
...

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