Bump external/pipeline-Nextflow-config from da8e990 to 3ec7186 (#131

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Bumps [external/pipeline-Nextflow-config](https://github.com/uclahs-cds/pipeline-Nextflow-config) from `da8e990` to `3ec7186`.
- [Release notes](https://github.com/uclahs-cds/pipeline-Nextflow-config/releases)
- [Commits](uclahs-cds/pipeline-Nextflow-config@da8e990...3ec7186)

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

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