Bump alpine from 3.20 to 3.20.3 in /docker/userspacecni

docker/userspacecni/Dockerfile

@@ -14,7 +14,7 @@ RUN go mod download \
     && make generate-bin
 #End of builder container
 # Copy build userspace cni bin to a small deployer container
-FROM alpine:3.20@sha256:b89d9c93e9ed3597455c90a0b88a8bbb5cb7188438f70953fede212a0c4394e0
+FROM alpine:3.20.3@sha256:a8f120106f5549715aa966fd7cefaf3b7045f6414fed428684de62fec8c2ca4b
 RUN mkdir -p /root/userspace-cni-network-plugin/userspace
 COPY --from=builder /root/userspace-cni-network-plugin/userspace/userspace /root/userspace-cni-network-plugin/userspace/userspace
 CMD ["cp", "-rf", "/root/userspace-cni-network-plugin/userspace/userspace", "/opt/cni/bin"]