Update deseq2.xml

[marionnyaboke]

FOR CONTRIBUTOR:

• I have read the CONTRIBUTING.md document and this tool is appropriate for the tools-iuc repo.
• License permits unrestricted use (educational + commercial)
• This PR adds a new tool or tool collection
• This PR updates an existing tool or tool collection
• This PR does something else (explain below)

[bgruening]

This is already included in the macro file:

tools-iuc/tools/deseq2/macros.xml

Line 53 in 16e15e2

<xrefs>

[marionnyaboke]

This is already included in the macro file:

tools-iuc/tools/deseq2/macros.xml

Line 53 in 16e15e2

<xrefs>

Missed that. Cool.

[SaimMomin12]

@marionnyaboke For volcanoplot.xml [edam_topics] elements should come before [xrefs] to make the lint test pass

[SaimMomin12]

    <edam_operations>
        <edam_operation>operation_0337</edam_operation>
    </edam_operations>
    <xrefs>
        <xref type="bio.tools">ggplot2</xref>
    </xrefs>

[SaimMomin12]

@marionnyaboke Do you need some help here?

[marionnyaboke]

@marionnyaboke Do you need some help here?

Yes, please.