Fix lint formatting in text_llm_runner.cpp

This PR was authored with the assistance of Claude.

Author: kirklandsign

extension/llm/runner/text_llm_runner.cpp

@@ -118,8 +118,8 @@ Error TextLLMRunner::generate(
   std::vector<uint64_t> prompt_tokens;
 
   if (!prompt.empty()) {
-    ::tokenizers::Result<std::vector<uint64_t>> encode_res =
-        tokenizer_->encode(prompt, /*bos=*/config.num_bos, /*eos=*/config.num_eos);
+    ::tokenizers::Result<std::vector<uint64_t>> encode_res = tokenizer_->encode(
+        prompt, /*bos=*/config.num_bos, /*eos=*/config.num_eos);
 
     if (!encode_res.ok()) {
       ET_LOG(