chore: fix typo (#1938)

Author: ishandhanani

container/Dockerfile.sglang-wideep

@@ -15,7 +15,7 @@
 
 # Note this container is built from a local dockerfile
 # Please see instructions in examples/sglang/README.md
-FROM sgl-widepep:latest
+FROM sgl-wideep:latest
 
 # Add NIXL build dependencies
 RUN apt-get update -y && \