Fix issue when LONG missing from samplesheet · BCCDC-PHL/alignment-variants@56ae89e

Could not find file '/home/runner/work/alignment-variants/alignment-variants/artifacts/work_failed/b7/5c69eea708c7d2241a6de3f29e33eb/MN908947.3-66dc_long.bam.bai'.

Exit code 1 returned from process: file name '/home/runner/runners/2.311.0/bin/Runner.PluginHost', arguments 'action "GitHub.Runner.Plugins.Artifact.PublishArtifact, Runner.Plugins"'.

Process completed with exit code 1.