Try to fix some issues with readthedocs failing latex build. (#935)

Remove all the extra formats - latext, tex, epub. Don't add any additional formats for building.

In readthedocs.yml - add sphinx config as per flask

.readthedocs.yml

@@ -8,14 +8,13 @@ version: 2
 build:
   os: ubuntu-22.04
   tools:
-    python: "3.9"
+    python: "3.11"
 
 # Build documentation in the docs/ directory with Sphinx
 sphinx:
   configuration: docs/conf.py
-
-# Optionally build your docs in additional formats such as PDF and ePub
-formats: all
+  builder: dirhtml
+  fail_on_warning: true
 
 # Optionally set the version of Python and requirements required to build your docs
 python:

docs/conf.py

@@ -187,117 +187,10 @@
 
 
 # -- Options for LaTeX output --------------------------------------------
-
-latex_elements = {
-    # The paper size ('letterpaper' or 'a4paper').
-    # 'papersize': 'letterpaper',
-    # The font size ('10pt', '11pt' or '12pt').
-    # 'pointsize': '10pt',
-    # Additional stuff for the LaTeX preamble.
-    # 'preamble': '',
-}
-
-# Grouping the document tree into LaTeX files. List of tuples
-# (source start file, target name, title, author, documentclass
-# [howto/manual]).
 latex_documents = [
     ("index", "Flask-Security.tex", "Flask-Security Documentation", author, "manual")
 ]
 
-# The name of an image file (relative to this directory) to place at the top of
-# the title page.
-# latex_logo = None
-
-# For "manual" documents, if this is true, then toplevel headings are parts,
-# not chapters.
-# latex_use_parts = False
-
-# If true, show page references after internal links.
-# latex_show_pagerefs = False
-
-# If true, show URL addresses after external links.
-# latex_show_urls = False
-
-# Documents to append as an appendix to all manuals.
-# latex_appendices = []
-
-# If false, no module index is generated.
-# latex_domain_indices = True
-
-
-# -- Options for Texinfo output ------------------------------------------
-
-# Grouping the document tree into Texinfo files. List of tuples
-# (source start file, target name, title, author,
-#  dir menu entry, description, category)
-texinfo_documents = [
-    (
-        "index",
-        "Flask-Security",
-        "Flask-Security Documentation",
-        "Matt Wright",
-        "Flask-Security",
-        "One line description of project.",
-        "Miscellaneous",
-    )
-]
-
-# Documents to append as an appendix to all manuals.
-# texinfo_appendices = []
-
-# If false, no module index is generated.
-# texinfo_domain_indices = True
-
-# How to display URL addresses: 'footnote', 'no', or 'inline'.
-# texinfo_show_urls = 'footnote'
-
-
-# -- Options for Epub output ---------------------------------------------
-
-# Bibliographic Dublin Core info.
-epub_title = "Flask-Security"
-epub_author = "Matt Wright"
-epub_publisher = "J. Christopher Wagner"
-epub_copyright = "2012-2024"
-
-# The language of the text. It defaults to the language option
-# or en if the language is not set.
-# epub_language = ''
-
-# The scheme of the identifier. Typical schemes are ISBN or URL.
-# epub_scheme = ''
-
-# The unique identifier of the text. This can be a ISBN number
-# or the project homepage.
-# epub_identifier = ''
-
-# A unique identification for the text.
-# epub_uid = ''
-
-# A tuple containing the cover image and cover page html template filenames.
-# epub_cover = ()
-
-# HTML files that should be inserted before the pages created by sphinx.
-# The format is a list of tuples containing the path and title.
-# epub_pre_files = []
-
-# HTML files shat should be inserted after the pages created by sphinx.
-# The format is a list of tuples containing the path and title.
-# epub_post_files = []
-
-# A list of files that should not be packed into the epub file.
-# epub_exclude_files = []
-
-# The depth of the table of contents in toc.ncx.
-# epub_tocdepth = 3
-
-# Allow duplicate toc entries.
-# epub_tocdup = True
-
-
-# Example configuration for intersphinx: refer to the Python standard library.
-# intersphinx_mapping = {"https://docs.python.org/3": None}
-
 # -- Options for sphinx-issues ---------------------------------------------
 # Github repo
 issues_github_path = "Flask-Middleware/flask-security"