fix: adjust container test for jruby

The error message of `jruby` has changed and therefore,
the container-structure-test needs to be adjusted.

Fixes #35

container-structure-test.yaml

@@ -28,7 +28,7 @@ commandTests:
         value: https://github.com/jruby
     command: "entrypoint"
     expectedError:
-        - "Adding .https://github.com/jruby. to /jbang/.jbang/trusted-sources.json"
+      - "Trusting permanently: [https://github.com/jruby]"
   - name: "Does multiple arguments work"
     envVars:
       - key: INPUT_SCRIPT