spack.yaml: alphabetic sort; upgrade qt and mesa to top-level specs

assigned to @wdconinc

enabled an automatic merge when the pipeline for 41feb719 succeeds

aborted the automatic merge because target branch was updated

added 2 commits

• 8cf54ab6 - 1 commit from branch master
• 9a79b29a - spack.yaml: alphabetic sort; upgrade qt, mesa to specs

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enabled an automatic merge when the pipeline for 9a79b29a succeeds

changed title from spack.yaml: alphabetic sort; upgrade qt, mesa to specs to spack.yaml: alphabetic sort; upgrade qt and mesa to top-level specs

aborted the automatic merge because target branch was updated

added 4 commits

• 9a79b29a...7de8c5e7 - 3 commits from branch master
• 709ceb49 - spack.yaml: alphabetic sort; upgrade qt, mesa to specs

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enabled an automatic merge when the pipeline for 709ceb49 succeeds

merged