Select npm tag snapshot for now

Author: jbrejner

.github/workflows/install-script-tests.yml

@@ -92,7 +92,7 @@ jobs:
         steps:
         - name: Install @kosli/cli via npm
           shell: bash
-          run: npm install -g @kosli/cli
+          run: npm install -g @kosli/cli@snapshot
 
         - name: Verify kosli binary works
           shell: bash