Update ci-linux.yml

Author: MridulS

.buildconfig/ci-linux.yml

@@ -17,7 +17,7 @@ dependencies:
   - ipywidgets==8.1.7
   - lazy-loader==0.4
   - mantid==6.12.0
-  - matplotlib==3.10.3
+  - matplotlib==3.9.*
   - mpltoolbox==25.4.0
   - plopp==25.05.0
   - pooch==1.8.2
@@ -39,7 +39,7 @@ dependencies:
   - pandoc==3.7
   - pydata-sphinx-theme==0.16.1
   - sphinx==8.2.3
-  - sphinx-autodoc-typehints==3.2.0
+  - sphinx-autodoc-typehints==3.0.1
   - sphinx-copybutton==0.5.2
   - sphinx-design==0.6.1
   - sphinxcontrib-bibtex==2.6.3