chore: Upgrade Python requirements

Author: edx-requirements-bot

requirements/base.txt

@@ -46,9 +46,10 @@ jinja2==3.1.6
     # via
     #   myst-parser
     #   sphinx
+    #   sphinxcontrib-mermaid
 linuxdoc==20240924
     # via -r requirements/base.in
-markdown-it-py==3.0.0
+markdown-it-py==4.0.0
     # via
     #   mdit-py-plugins
     #   myst-parser
@@ -58,7 +59,7 @@ mdit-py-plugins==0.5.0
     # via myst-parser
 mdurl==0.1.2
     # via markdown-it-py
-myst-parser==4.0.1
+myst-parser==5.0.0
     # via -r requirements/base.in
 packaging==25.0
     # via
@@ -134,7 +135,7 @@ sphinxcontrib-images==1.0.1
     # via -r requirements/base.in
 sphinxcontrib-jsmath==1.0.1
     # via sphinx
-sphinxcontrib-mermaid==1.2.3
+sphinxcontrib-mermaid==2.0.0
     # via -r requirements/base.in
 sphinxcontrib-qthelp==2.0.0
     # via sphinx