fix: remove broken restack.io link in Transformer Models and LLMs section (#9264)

* fix: remove broken restack.io link in Transformer Models and LLMs section

* fix: remove broken restack.io link from ai-agents.json as suggested

public/roadmap-content/ai-agents.json

@@ -66,11 +66,6 @@
         "url": "https://llmmodels.org/blog/exploring-open-source-ai-models-llms-and-transformer-architectures/",
         "type": "article"
       },
-      {
-        "title": "Transformer Models Vs Llm Comparison",
-        "url": "https://www.restack.io/p/transformer-models-answer-vs-llm-cat-ai",
-        "type": "article"
-      },
       {
         "title": "How Transformer LLMs Work",
         "url": "https://www.deeplearning.ai/short-courses/how-transformer-llms-work/",

src/data/roadmaps/ai-agents/content/transformer-models-and-llms@ZF5_5Y5zqa75Ov22JACX6.md

@@ -5,5 +5,4 @@ Transformer models are a type of neural network that read input data—like word
 Visit the following resources to learn more:
 
 - [@article@Exploring Open Source AI Models: LLMs and Transformer Architectures](https://llmmodels.org/blog/exploring-open-source-ai-models-llms-and-transformer-architectures/)
-- [@article@Transformer Models Vs Llm Comparison](https://www.restack.io/p/transformer-models-answer-vs-llm-cat-ai)
 - [@article@How Transformer LLMs Work](https://www.deeplearning.ai/short-courses/how-transformer-llms-work/)