docs: add trtllm known issue for al2023 (#2604)

Signed-off-by: Anant Sharma <anants@nvidia.com>

docs/support_matrix.md

@@ -71,7 +71,7 @@ If you are using a **GPU**, the following GPU models and architectures are suppo
 | **NIXL**             | 0.4.1                                                                            |
 
 > [!Important]
-> ² Specific versions of TensorRT-LLM supported by Dynamo are subject to change.
+> Specific versions of TensorRT-LLM supported by Dynamo are subject to change.
 
 ## Cloud Service Provider Compatibility
 
@@ -79,9 +79,12 @@ If you are using a **GPU**, the following GPU models and architectures are suppo
 
 | **Host Operating System** | **Version** | **Architecture** | **Status**   |
 | :------------------------ | :---------- | :--------------- | :----------- |
-| **Amazon Linux**          | 2023        | x86_64           | Supported    |
+| **Amazon Linux**          | 2023        | x86_64           | Supported¹   |
 
 
+> [!Caution]
+> ¹ There is a known issue with the TensorRT-LLM framework when installed within the AL2023 container via the Python Wheels which makes effective environment setup challenging.
+
 
 ## Build Support