Use non-slim variants to remove needing to apt additional packages

Prevents needing to rebuild all the time via allowing cache hits.

deploy/message-queue/Dockerfile

@@ -1,4 +1,4 @@
-FROM rust:1.71-slim as builder
+FROM rust:1.71 as builder
 LABEL description="STAGE 1: Build"
 
 # Add files for build
@@ -16,9 +16,6 @@ ADD AGPL-3.0 /serai
 
 WORKDIR /serai
 
-# Add necessary packages
-RUN apt update && apt upgrade -y && apt install -y pkg-config clang libssl-dev
-
 # Mount the caches and build
 RUN --mount=type=cache,target=/root/.cargo/ \
   --mount=type=cache,target=/serai/target \
@@ -33,9 +30,6 @@ LABEL description="STAGE 2: Copy and Run"
 
 WORKDIR /home/serai
 
-# Update for security purposes
-RUN apt update && apt upgrade -y
-
 # Copy the Message Queue binary and relevant license
 COPY --from=builder /serai/bin/* /bin/
 COPY --from=builder /serai/AGPL-3.0 .