Updated the flow diagram to include Nginx, and with container labeling

Signed-off-by: Ed Lee <16417837+edlee123@users.noreply.github.com>

Author: edlee123

SearchQnA/README.md

@@ -72,6 +72,6 @@ The table below lists the available deployment options and their implementation
 
 | Category               | Deployment Option      | Description                                                    |
 | ---------------------- | ---------------------- | -------------------------------------------------------------- |
-| On-premise Deployments | Docker Compose (Xeon)  | [DocSum deployment on Xeon](./docker_compose/intel/cpu/xeon)   |
-|                        | Docker Compose (Gaudi) | [DocSum deployment on Gaudi](./docker_compose/intel/hpu/gaudi) |
-|                        | Docker Compose (ROCm)  | [DocSum deployment on AMD ROCm](./docker_compose/amd/gpu/rocm) |
+| On-premise Deployments | Docker Compose (Xeon)  | [SearchQnA deployment on Xeon](./docker_compose/intel/cpu/xeon)   |
+|                        | Docker Compose (Gaudi) | [SearchQnA deployment on Gaudi](./docker_compose/intel/hpu/gaudi) |
+|                        | Docker Compose (ROCm)  | [SearchQnA deployment on AMD ROCm](./docker_compose/amd/gpu/rocm) |