[CI] Change test input in Gemma LoRA test (vllm-project#8163)

Signed-off-by: Alvant <[email protected]>

Author: WoosukKwon

tests/lora/test_gemma.py

@@ -13,7 +13,7 @@ def do_sample(llm: vllm.LLM, lora_path: str, lora_id: int) -> List[str]:
     prompts = [
         "Quote: Imagination is",
         "Quote: Be yourself;",
-        "Quote: So many books,",
+        "Quote: Painting is poetry that is seen rather than felt,",
     ]
     sampling_params = vllm.SamplingParams(temperature=0, max_tokens=32)
     outputs = llm.generate(
@@ -41,7 +41,8 @@ def test_gemma_lora(gemma_lora_files):
     expected_lora_output = [
         "more important than knowledge.\nAuthor: Albert Einstein\n",
         "everyone else is already taken.\nAuthor: Oscar Wilde\n",
-        "so little time\nAuthor: Frank Zappa\n",
+        "and poetry is painting that is felt rather than seen.\n"
+        "Author: Leonardo da Vinci\n",
     ]
 
     output1 = do_sample(llm, gemma_lora_files, lora_id=1)