Exclude linalg example like travis does

Author: mtreinish

ci/actions/test.sh

@@ -6,7 +6,9 @@ cargo build --verbose
 cargo test --verbose -- --test-threads=1
 
 for example_dir in examples/*; do
-    cd $example_dir
-    tox -c "tox.ini" -e py
-    cd -
+    if [ $example != 'examples/linalg' ]; then
+        pushd $example_dir
+        tox -c "tox.ini" -e py
+        popd
+    fi
 done