chore: mark as llama token as such

src/LlamaCppCompletionIterator.php

src/LlamaCppCompletionRequest.php

src/LlamaCppCompletionToken.php

src/LlmPrompt/Plain.php

src/LlmPromptTemplate.php

src/LlmPromptTemplate/ChainPrompt.php

src/LlmPromptTemplate/GemmaInstructChat.php

src/LlmPromptTemplate/HermesChat.php

src/LlmPromptTemplate/MistralInstructChat.php

src/LlmPromptTemplate/Phi2Question.php

src/LlmPromptTemplate/Plain.php

...cketRPCResponder/LlamaCppSubjectActionPromptResponder.php