Update course-prep-teaching-guide-ai.json

src/course-prep-teaching-guide-ai.json

@@ -7,7 +7,7 @@
   "homepage": "https://github.com/HNaga",
   "identifier": "course-prep-teaching-guide-ai",
   "meta": {
-    "avatar": "https://www.google.com/url?sa=i&url=https%3A%2F%2Fstablediffusionweb.com%2Fimage%2F5938059-female-english-teacher-avatar-for-online-school&psig=AOvVaw09T2NWYOtBgu4rvZ-_kMsd&ust=1733000125979000&source=images&cd=vfe&opi=89978449&ved=0CBEQjRxqFwoTCJDSxee2gooDFQAAAAAdAAAAABAE",
+    "avatar": "👩‍🏫",
     "description": "This AI assistant is designed to help educators and instructors prepare comprehensive course content and provide practical teaching guidelines. It leverages advanced NLP capabilities to generate lesson plans, suggest engaging teaching strategies, and offer insights into educational best practices.",
     "tags": [
       "education",