Release Gemma 7B 1.1 in HuggingChat (#994)

Author: nsarrazin

.env.template

@@ -33,11 +33,11 @@ MODELS=`[
     ]
   },
   {
-    "name" : "google/gemma-7b-it",
-    "description": "Gemma 7B belongs to a family of lightweight models built by Google, based on the same research and technology used to create the Gemini models.",
+    "name" : "google/gemma-1.1-7b-it",
+    "description": "Gemma 7B 1.1 is the latest release in the Gemma family of lightweight models built by Google, trained using a novel RLHF method.",
     "websiteUrl" : "https://blog.google/technology/developers/gemma-open-models/",
     "logoUrl": "https://huggingface.co/datasets/huggingchat/models-logo/resolve/main/google-logo.png",
-    "modelUrl": "https://huggingface.co/google/gemma-7b-it",
+    "modelUrl": "https://huggingface.co/google/gemma-1.1-7b-it",
     "preprompt": "",
     "chatPromptTemplate" : "{{#each messages}}{{#ifUser}}<start_of_turn>user\n{{#if @first}}{{#if @root.preprompt}}{{@root.preprompt}}\n{{/if}}{{/if}}{{content}}<end_of_turn>\n<start_of_turn>model\n{{/ifUser}}{{#ifAssistant}}{{content}}<end_of_turn>\n{{/ifAssistant}}{{/each}}",
     "promptExamples": [