docs : add Moondream2 pre-quantized link (#13745)

* Multimodal: Added Moondream2 model and fixed ggml.org link

* Apply suggestions from code review

---------

Co-authored-by: name <none@none.com>
Co-authored-by: Xuan-Son Nguyen <thichthat@gmail.com>

Author: 3 people

docs/multimodal.md

@@ -33,7 +33,7 @@ llama-server -hf ggml-org/gemma-3-4b-it-GGUF --no-mmproj-offload
 
 ## Pre-quantized models
 
-These are ready-to-use models, most of them come with `Q4_K_M` quantization by default. They can be found at the Hugging Face page of the ggml-org: https://huggingface.co/ggml-org
+These are ready-to-use models, most of them come with `Q4_K_M` quantization by default. They can be found at the Hugging Face page of the ggml-org: https://huggingface.co/collections/ggml-org/multimodal-ggufs-68244e01ff1f39e5bebeeedc
 
 Replaces the `(tool_name)` with the name of binary you want to use. For example, `llama-mtmd-cli` or `llama-server`
 
@@ -81,6 +81,10 @@ NOTE: some models may require large context window, for example: `-c 8192`
 
 # Llama 4 Scout
 (tool_name) -hf ggml-org/Llama-4-Scout-17B-16E-Instruct-GGUF
+
+# Moondream2 20250414 version
+(tool_name) -hf ggml-org/moondream2-20250414-GGUF
+
 ```
 
 **Audio models**: