docs: Update RTD deps to lates and pin their versions

docs/environment.yml

@@ -5,13 +5,15 @@ channels:
   - williamfgc
 
 dependencies:
-  - python
   - adios2-openmpi
-  - sphinx
-  - breathe=4.18.1
-  - funcparserlib>=0.3.6
+  - breathe=4.33.0
+  - docutils==0.17
+  - python
+  - sphinx==4.4.0
+#  - funcparserlib>=0.3.6
   - pip
   - pip:
-    - blockdiag>=1.5.4
-    - sphinxcontrib-blockdiag>=1.5.5
-    - sphinx_rtd_theme>=0.4.1
+    - blockdiag=3.0.0
+#   - jinja2<3
+    - sphinxcontrib-blockdiag==3.0.0
+    - sphinx_rtd_theme==1.0.0

docs/requirements.txt

@@ -1,31 +1,31 @@
-alabaster==0.7.12
-Babel==2.9.1
-blockdiag==2.0.1
-breathe==4.18.1
-certifi==2019.11.28
-chardet==3.0.4
-docutils==0.16
-funcparserlib==0.3.6
-idna==2.9
-imagesize==1.2.0
-Jinja2==2.11.3
-MarkupSafe==1.1.1
-packaging==20.1
-Pillow==9.0.1
-Pygments==2.7.4
-pyparsing==2.4.6
-pytz==2019.3
-requests==2.23.0
-six==1.14.0
-snowballstemmer==2.0.0
-Sphinx==3.1.2
-sphinx-rtd-theme==0.4.3
-sphinxcontrib-applehelp==1.0.2
-sphinxcontrib-blockdiag==2.0.0
-sphinxcontrib-devhelp==1.0.2
-sphinxcontrib-htmlhelp==1.0.3
-sphinxcontrib-jsmath==1.0.1
-sphinxcontrib-qthelp==1.0.3
-sphinxcontrib-serializinghtml==1.1.4
-urllib3==1.26.5
-webcolors==1.11.1
+#alabaster==0.7.12
+#Babel==2.9.1
+blockdiag==3.0.0
+breathe==4.33.0
+#certifi==2019.11.28
+#chardet==3.0.4
+docutils==0.17
+#funcparserlib==0.3.6
+#idna==2.9
+#imagesize==1.2.0
+#jinja2==2.11.3
+#MarkupSafe==1.1.1
+#packaging==20.1
+#Pillow==9.0.1
+#Pygments==2.7.4
+#pyparsing==2.4.6
+#pytz==2019.3
+#requests==2.23.0
+#six==1.14.0
+#snowballstemmer==2.0.0
+sphinx==4.4.0
+sphinx-rtd-theme==1.0.0
+#sphinxcontrib-applehelp==1.0.2
+sphinxcontrib-blockdiag==3.0.0
+#sphinxcontrib-devhelp==1.0.2
+#sphinxcontrib-htmlhelp==1.0.3
+#sphinxcontrib-jsmath==1.0.1
+#sphinxcontrib-qthelp==1.0.3
+#sphinxcontrib-serializinghtml==1.1.4
+#urllib3==1.26.5
+#webcolors==1.11.1