Fix refs section removal breaking external links on Sphinx build too #2229
+2
−2
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Followup to #2227 to fix #2155 for the new Sphinx build; I'd previously attempted to reproduce the issue locally on the same PEP and it apparently didn't occur, but I didn't realize I was looking at a stale built file, and it turns out that in fact the same fix is needed. Sorry for the double PR!