MAINT: Avoid bad version for nb tests (mne-tools#11518)

Author: larsoner

.github/workflows/linux_conda.yml

@@ -94,7 +94,9 @@ jobs:
           use-mamba: true
       - shell: bash -el {0}
         run: |
-          conda install -c conda-forge "vtk>=9.2=*osmesa*"
+          # TODO: As of 2023/02/28, notebook tests need a pinned mesalib
+          mamba install -c conda-forge "vtk>=9.2=*osmesa*" "mesalib=21.2.5"
+          mamba list
         name: 'Install OSMesa VTK variant'
       - shell: bash -el {0}
         run: |

doc/install/advanced.rst

@@ -93,7 +93,7 @@ MESA to render properly):
 
 .. code-block:: console
 
-    $ conda install -c conda-forge "vtk>=9.2=*osmesa*"
+    $ conda install -c conda-forge "vtk>=9.2=*osmesa*" "mesalib=21.2.5"
 
 Using the development version
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

environment.yml

@@ -30,7 +30,7 @@ dependencies:
 - imageio-ffmpeg>=0.4.1
 - vtk>=9.2
 - traitlets
-- pyvista>=0.32,!=0.35.2
+- pyvista>=0.32,!=0.35.2,!=0.38.0,!=0.38.1,!=0.38.2,!=0.38.3
 - pyvistaqt>=0.4
 - qdarkstyle
 - darkdetect