public CompletionTest expectOutput(String output) {
            this.expectOutput = output;
            return this;
        }
Tests for LocalLLM.
Tests are disabled to avoid running them automatically as part of the CI/CD.
The reason for this is the long time it takes to download (2-5 min) and run LLMs (10-60 seconds).
Still, these tests can be triggered manually and are useful for debugging runtime issues.

@author lesters
@author glebashnik
model-integration/src/test/java/ai/vespa/llm/clients/LocalLLMTest.java