src/doc/en/installation/source.rst gives CRITICAL sphinx warnings #34813
Description
[sagemath_doc_html-none] [installat] /Users/dima/software/sage/src/doc/en/installation/source.rst:455: CRITICAL: Title level inconsistent:
[sagemath_doc_html-none] [installat] Recommended programs
[sagemath_doc_html-none] [installat] ~~~~~~~~~~~~~~~~~~~~
[sagemath_doc_html-none] [installat] /Users/dima/software/sage/src/doc/en/installation/source.rst:508: CRITICAL: Title level inconsistent:
[sagemath_doc_html-none] [installat] Tcl/Tk
[sagemath_doc_html-none] [installat] ~~~~~~
[sagemath_doc_html-none] [installat] /Users/dima/software/sage/src/doc/en/installation/source.rst:548: CRITICAL: Title level inconsistent:
[sagemath_doc_html-none] [installat] General procedure
[sagemath_doc_html-none] [installat] ~~~~~~~~~~~~~~~~~
Note that ~~~~~... is not even official Sphinx.
CC: @jhpalmieri
Component: documentation
Author: Dima Pasechnik
Branch/Commit: 69ac8d4
Reviewer: John Palmieri
Issue created by migration from https://trac.sagemath.org/ticket/34813