Update MultiQC module to v1.33 when released

[pinin4fjords]

Summary

Update the MultiQC module from v1.31 to v1.33 once it's released to resolve ARM CI test failures.

Background

• v1.31 (current): Has kaleido issues causing missing plot files on ARM architecture
• v1.32: Introduces a regression where FastQC status check heatmaps fail to export due to 8-digit hex codes not being supported by Plotly
• v1.33: Will include the fix from MultiQC/MultiQC#3402 which resolves the heatmap export issue

Action Required

Once MultiQC v1.33 is released:

1. Update modules/nf-core/multiqc/main.nf to use v1.33 container
2. Run tests to verify ARM plot generation works
3. Update any affected snapshots if needed

Related

• PR Fix HISAT2 issues: BAM CSI index with UMI deduplication #1645 comment: Fix HISAT2 issues: BAM CSI index with UMI deduplication #1645 (comment)
• MultiQC fix PR: Fix MultiQC plotly export bug MultiQC/MultiQC#3402

🤖 Generated with Claude Code

[pinin4fjords]

done in #1658