[bp/3.39] Pin pycares to avoid bug with aiodns combination#6699

mdellweg merged 2 commits into

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pedro-psb:patchback/backports/3.39/b1560306741816770ddafa3d51dadbef4c7b072a/pr-6697pedro-psb/pulpcore:patchback/backports/3.39/b1560306741816770ddafa3d51dadbef4c7b072a/pr-6697Copy head branch name to clipboard