Fix the build for f39 and rawhide

Remove -W from SPHINXOPTS
since Python 3.10 we should use mkdir instead makedirs

py_mkdir.patch

@@ -0,0 +1,11 @@
+--- breathe-4.35.0/tests/test_renderer.py.orig	2024-01-11 18:51:06.375701278 +0000
++++ breathe-4.35.0/tests/test_renderer.py	2024-01-11 18:51:11.394686093 +0000
+@@ -35,7 +35,7 @@ def app(test_params, app_params, make_ap
+     """
+     args, kwargs = app_params
+     assert "srcdir" in kwargs
+-    kwargs["srcdir"].makedirs(exist_ok=True)
++    kwargs["srcdir"].mkdir(exist_ok=True)
+     (kwargs["srcdir"] / "conf.py").write_text("")
+     app_ = make_app(*args, **kwargs)
+     yield app_

python-breathe.spec

@@ -17,6 +17,7 @@ URL:            https://github.com/%{owner}/%{srcname}
 Source0:        %{URL}/archive/v%{version}.tar.gz
 Source1:        %{URL}/releases/download/v%{version}/%{srcname}-%{version}.tar.gz.sig
 Source2:        https://keyserver.ubuntu.com/pks/lookup?op=get&search=0x8aed58021feacdd5f27ba0e6a72f627716ea9d96#./vermware.key
+Patch1:         py_mkdir.patch
 
 BuildArch:      noarch
 
@@ -74,7 +75,8 @@ This package contains documentation for developer documentation for %{srcname}.
 %py3_build
 %if %{with doc}
 # Build the documentation
-%make_build DOXYGEN=$(which doxygen) PYTHONPATH=$(pwd) html
+# Remove -W (turn warnings into errors) from SPHINXOPTS to fix the build for f39
+%make_build SPHINXOPTS="-v -E" DOXYGEN=$(which doxygen) PYTHONPATH=$(pwd) html
 # Remove temporary build files
 rm documentation/build/html/.buildinfo
 %endif