[TRTLLM-7971][doc] Doc update for multimodal in v1.1 (#9015)

Signed-off-by: Chang Liu (Enterprise Products) <9713593+chang-l@users.noreply.github.com>

Author: chang-l

docs/source/legacy/reference/multimodal-feature-support-matrix.md

@@ -7,7 +7,7 @@
 | VILA               | Yes        | No                  | No             | No              |
 | LLaVA-NeXT         | Yes        | Yes                 | Yes            | Yes             |
 | Llama 4            | Yes        | Yes                 | No             | No              |
-| Mistral-Small-3.1  | Yes        | Yes                 | No             | No              |
-| Phi-4-multimodal   | Yes        | Yes                 | No             | No              |
+| Mistral-Small-3.1  | Yes        | Yes                 | Yes            | Yes             |
+| Phi-4-multimodal   | Yes        | Yes                 | Yes            | Yes             |
 | Qwen2-VL           | Yes        | Yes                 | Yes            | Yes             |
 | Qwen2.5-VL         | Yes        | Yes                 | Yes            | Yes             |

docs/source/models/supported-models.md

@@ -48,13 +48,13 @@ Note: Support for other models may vary. Features marked "N/A" are not applicabl
 | Gemma3ForConditionalGeneration     | Yes               | Yes        | N/A             | Yes           | Yes              | N/A            | Yes                   | No                        | L + I    |
 | HCXVisionForCausalLM               | Yes               | Yes        | No              | Yes           | Yes              | No             | Yes                   | No                        | L + I    |
 | LlavaLlamaModel (VILA)             | Yes               | Yes        | No              | Yes           | Yes              | No             | Yes                   | No                        | L + I + V |
-| LlavaNextForConditionalGeneration  | Yes               | Yes        | No              | Yes           | Yes              | No             | Yes                   | No                        | L + I    |
+| LlavaNextForConditionalGeneration  | Yes               | Yes        | Yes             | Yes           | Yes              | Yes            | Yes                   | Yes                       | L + I    |
 | Llama4ForConditionalGeneration     | Yes               | Yes        | No              | Yes           | Yes              | No             | Yes                   | No                        | L + I    |
 | Mistral3ForConditionalGeneration   | Yes               | Yes        | Yes             | Yes           | Yes              | Yes            | Yes                   | No                        | L + I    |
-| NemotronH_Nano_VL_V2               | Yes               | Yes        | Yes             | Yes           | Yes              | No             | Yes                   | No                        | L + I + V |
+| NemotronH_Nano_VL_V2               | Yes               | Yes        | Yes             | Yes           | Yes              | N/A            | Yes                   | No                        | L + I + V |
 | Phi4MMForCausalLM                  | Yes               | Yes        | Yes             | Yes           | Yes              | Yes            | Yes                   | No                        | L + I + A |
-| Qwen2VLForConditionalGeneration    | Yes               | Yes        | No              | Yes           | Yes              | Yes            | Yes                   | No                        | L + I + V |
-| Qwen2_5_VLForConditionalGeneration | Yes               | Yes        | No              | Yes           | Yes              | Yes            | Yes                   | No                        | L + I + V |
+| Qwen2VLForConditionalGeneration    | Yes               | Yes        | Yes             | Yes           | Yes              | Yes            | Yes                   | No                        | L + I + V |
+| Qwen2_5_VLForConditionalGeneration | Yes               | Yes        | Yes             | Yes           | Yes              | Yes            | Yes                   | No                        | L + I + V |
 
 Note:
 - L: Language