Disable linux build (installs VTK 7)

recipes/pysurfer/meta.yaml

@@ -22,7 +22,7 @@ build:
   # If the installation is complex, or different between Unix and Windows, use separate bld.bat and build.sh files instead of this key.
   # By default, the package will be built for Python 2.7, 3.4, and above, for all major OSs.
   # Add the line "skip: True  # [py<34]" (for example) to limit to Python 3.4 and newer, or "skip: True  # [not win]" to limit to Windows.
-  skip: True  # [py>=30]
+  skip: True  # [py>=30 or linux]
   script: python setup.py install --single-version-externally-managed --record record.txt
 
 requirements: