Announce upcoming change in "doctest block" handling.
Parse doctest blocks as "code" with language "pycon" (pygment name for Python console).
+1 syntax highlight in line with other "code" elements. +1 the `<doctest_block>` doctree element can be retired.
Authored by: milde 2024-11-12
Parent: [r9979]
Child: [r9981]