kbs: images: do not COPY openssl libs

rust:latest points to a new enough Debian that comes
with libssl3 so there's no need to COPY the openssl libs
anymore for KBS to work.

Signed-off-by: Mikko Ylinen <mikko.ylinen@intel.com>

kbs/docker/Dockerfile.intel-trust-authority

@@ -14,6 +14,4 @@ LABEL org.opencontainers.image.source="https://github.com/confidential-container
 
 RUN apt update && apt install -y ca-certificates
 
-COPY --from=builder /usr/lib/x86_64-linux-gnu/libssl.so.1.1 /usr/lib/x86_64-linux-gnu/libssl.so.1.1
-COPY --from=builder /usr/lib/x86_64-linux-gnu/libcrypto.so.1.1 /usr/lib/x86_64-linux-gnu/libcrypto.so.1.1
 COPY --from=builder /usr/local/cargo/bin/kbs /usr/local/bin/kbs