Pin Sphinx version to 6.1.1 as latest version throws some error.

Dockerfile

@@ -91,7 +91,7 @@ RUN     apk add --no-cache \
 FROM env-builder as docs-builder
 
 # Install Sphinx
-RUN /venv/bin/python3 -m pip install --no-cache-dir sphinx
+RUN /venv/bin/python3 -m pip install --no-cache-dir sphinx==6.1.1
 RUN /venv/bin/python3 -m pip install --no-cache-dir sphinxcontrib-youtube
 
 # Copy the docs from the local tree. Explicitly remove any existing builds that

Make.bat

@@ -246,7 +246,7 @@ REM Main build sequence Ends
     ECHO } >> "%BUILDROOT%\web\config_distro.py"
 
     ECHO Building docs...
-    CALL pip install sphinx || EXIT /B 1
+    CALL pip install sphinx==6.1.1 || EXIT /B 1
     CALL pip install sphinxcontrib-youtube || EXIT /B 1
     MKDIR "%BUILDROOT%\docs\en_US\html"
     CD "%WD%\docs\en_US"

pkg/mac/build-functions.sh

@@ -133,7 +133,7 @@ _build_docs() {
     source "${BUILD_ROOT}/venv/bin/activate"
     pip3 install --upgrade pip
     pip3 install -r "${SOURCE_DIR}/requirements.txt"
-    pip3 install sphinx
+    pip3 install sphinx==6.1.1
     pip3 install sphinxcontrib-youtube
 
     cd "${SOURCE_DIR}" || exit

pkg/redhat/setup.sh

@@ -39,15 +39,15 @@ yum groupinstall -y "Development Tools"
 
 if [ "${OS_VERSION}" == 7 ]; then
     yum install -y expect fakeroot httpd-devel postgresql14-devel python3-devel nodejs yarn rpm-build rpm-sign yum-utils krb5-devel
-    pip3 install sphinx
+    pip3 install sphinx==6.1.1
     pip3 install sphinxcontrib-youtube
 elif [ "${OS_VERSION}" == 9 ]; then
     yum install -y expect postgresql14-devel python3-devel nodejs yarn rpm-build rpm-sign yum-utils krb5-devel
-    pip3 install sphinx
+    pip3 install sphinx==6.1.1
     pip3 install sphinxcontrib-youtube
 else
     yum install -y expect fakeroot postgresql14-devel python3-devel nodejs yarn rpm-build rpm-sign yum-utils krb5-devel
-    pip3 install sphinx
+    pip3 install sphinx==6.1.1
     pip3 install sphinxcontrib-youtube
 fi