build(deps): bump alpine from 3.18.0 to 3.18.2 in /docker (cosmos#1023)

Bumps alpine from 3.18.0 to 3.18.2.


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docker/mockserv.Dockerfile

@@ -9,7 +9,7 @@ RUN go mod tidy -compat=1.19 && \
     go build /src/da/grpc/mockserv/cmd/main.go
 
 # Final image
-FROM alpine:3.18.0
+FROM alpine:3.18.2
 
 WORKDIR /root