docs: update image paths (#3599)

# What does this PR do?
* Updates image paths for images in docs/resources/ to proper static
image locations

## Test Plan
* `npm run build` builds documentation properly

docs/docs/references/llama_cli_reference/index.md

@@ -261,7 +261,7 @@ You can even run `llama model prompt-format` see all of the templates and their
 ```
 llama model prompt-format -m Llama3.2-3B-Instruct
 ```
-![alt text](../../../resources/prompt-format.png)
+![alt text](/img/prompt-format.png)
 
 
 You will be shown a Markdown formatted description of the model interface and how prompts / messages are formatted for various scenarios.

docs/getting_started.ipynb

@@ -1013,7 +1013,7 @@
         "\n",
         "\n",
         "\n",
-        "<img src=\"https://github.com/meta-llama/llama-stack/blob/main/docs/resources/agentic-system.png?raw=true\" alt=\"drawing\" width=\"800\"/>\n",
+        "<img src=\"https://github.com/meta-llama/llama-stack/blob/main/docs/static/img/agentic-system.png?raw=true\" alt=\"drawing\" width=\"800\"/>\n",
         "\n",
         "\n",
         "Agents are characterized by having access to\n",