fix: double demo doesn't work on CPU message in description field

src/app.py

@@ -21,7 +21,7 @@ TITLE = "IBM Granite 3.1 8b Instruct"
 DESCRIPTION = """
 <p>Granite 3.1 is a general purpose large language model released in the open under an Apache 2.0 license. Granite
 models support a 128k context length. Try one of the sample prompts below or write your own. Remember, AI models can
-make mistakes.  Note: This demo does not work on CPU.
+make mistakes.
 <span class="gr_docs_link">
 <a href="https://www.ibm.com/granite/docs/">View Documentation <i class="fa fa-external-link"></i></a>
 </span>
@@ -35,7 +35,7 @@ TOP_K = 50
 REPETITION_PENALTY = 1.05
 
 if not torch.cuda.is_available():
-    DESCRIPTION += "\nThis demo does not work on CPU."
+    print("This demo may not work on CPU.")
 
 model = AutoModelForCausalLM.from_pretrained(
     "ibm-granite/granite-3.1-8b-instruct", torch_dtype=torch.float16, device_map="auto"