docs: fix docker command after templating changes

Signed-off-by: Tushar Sharma <tusharma@nvidia.com>

Author: nv-tusharma

lib/bindings/kvbm/README.md

@@ -43,7 +43,7 @@ The pip wheel is built through a Docker build process:
 
 ```bash
 # Render and build the Docker image with KVBM enabled (from the dynamo repo root)
-python container/render.py --framework=dynamo --target==runtime --short-output
+python container/render.py --framework=dynamo --target=runtime --short-output
 docker build --build-arg ENABLE_KVBM="true" -f container/rendered.Dockerfile .
 ```