Remove docker RedundantTargetPlatform and LegacyKeyValueFormat warnings (#13439)

* docker: Fix RedundantTargetPlatform warnings

* docker: Fix LegacyKeyValueFormat warnings

ops/docker/op-stack-go/Dockerfile

@@ -130,35 +130,35 @@ ARG OP_NODE_VERSION=v0.0.0
 RUN --mount=type=cache,target=/go/pkg/mod --mount=type=cache,target=/root/.cache/go-build cd op-chain-ops && make op-deployer  \
   GOOS=$TARGETOS GOARCH=$TARGETARCH GITCOMMIT=$GIT_COMMIT GITDATE=$GIT_DATE VERSION="$OP_DEPLOYER_VERSION"
 
-FROM --platform=$TARGETPLATFORM $TARGET_BASE_IMAGE AS cannon-target
+FROM $TARGET_BASE_IMAGE AS cannon-target
 COPY --from=cannon-builder /app/cannon/bin/cannon /usr/local/bin/
 COPY --from=cannon-builder /app/cannon/multicannon/embeds/* /usr/local/bin/
 CMD ["cannon"]
 
-FROM --platform=$TARGETPLATFORM $TARGET_BASE_IMAGE AS op-program-target
+FROM $TARGET_BASE_IMAGE AS op-program-target
 COPY --from=op-program-builder /app/op-program/bin/op-program /usr/local/bin/
 CMD ["op-program"]
 
-FROM --platform=$TARGETPLATFORM $TARGET_BASE_IMAGE AS op-wheel-target
+FROM $TARGET_BASE_IMAGE AS op-wheel-target
 COPY --from=op-wheel-builder /app/op-wheel/bin/op-wheel /usr/local/bin/
 CMD ["op-wheel"]
 
-FROM --platform=$TARGETPLATFORM $TARGET_BASE_IMAGE AS op-node-target
+FROM $TARGET_BASE_IMAGE AS op-node-target
 COPY --from=op-node-builder /app/op-node/bin/op-node /usr/local/bin/
 CMD ["op-node"]
 
 # Make the kona docker image published by upstream available as a source to copy kona and asterisc from.
-FROM --platform=$TARGETPLATFORM ghcr.io/op-rs/kona/kona-fpp-asterisc:$KONA_VERSION AS kona
+FROM ghcr.io/op-rs/kona/kona-fpp-asterisc:$KONA_VERSION AS kona
 
 # Also produce an op-challenger loaded with kona and asterisc using ubuntu
-FROM --platform=$TARGETPLATFORM $UBUNTU_TARGET_BASE_IMAGE AS op-challenger-target
+FROM $UBUNTU_TARGET_BASE_IMAGE AS op-challenger-target
 RUN apt-get update && apt-get install -y --no-install-recommends musl openssl ca-certificates
 COPY --from=op-challenger-builder /app/op-challenger/bin/op-challenger /usr/local/bin/
 # Copy in op-program and cannon
 COPY --from=op-program-builder /app/op-program/bin/op-program /usr/local/bin/
-ENV OP_CHALLENGER_CANNON_SERVER /usr/local/bin/op-program
+ENV OP_CHALLENGER_CANNON_SERVER=/usr/local/bin/op-program
 COPY --from=cannon-builder /app/cannon/bin/cannon /usr/local/bin/
-ENV OP_CHALLENGER_CANNON_BIN /usr/local/bin/cannon
+ENV OP_CHALLENGER_CANNON_BIN=/usr/local/bin/cannon
 # Copy in kona and asterisc
 COPY --from=kona /kona-host /usr/local/bin/
 ENV OP_CHALLENGER_ASTERISC_KONA_SERVER=/usr/local/bin/kona-host
@@ -166,30 +166,30 @@ COPY --from=kona /asterisc /usr/local/bin/
 ENV OP_CHALLENGER_ASTERISC_BIN=/usr/local/bin/asterisc
 CMD ["op-challenger"]
 
-FROM --platform=$TARGETPLATFORM $TARGET_BASE_IMAGE AS op-dispute-mon-target
+FROM $TARGET_BASE_IMAGE AS op-dispute-mon-target
 COPY --from=op-dispute-mon-builder /app/op-dispute-mon/bin/op-dispute-mon /usr/local/bin/
 CMD ["op-dispute-mon"]
 
-FROM --platform=$TARGETPLATFORM $TARGET_BASE_IMAGE AS op-batcher-target
+FROM $TARGET_BASE_IMAGE AS op-batcher-target
 COPY --from=op-batcher-builder /app/op-batcher/bin/op-batcher /usr/local/bin/
 CMD ["op-batcher"]
 
-FROM --platform=$TARGETPLATFORM $TARGET_BASE_IMAGE AS op-proposer-target
+FROM $TARGET_BASE_IMAGE AS op-proposer-target
 COPY --from=op-proposer-builder /app/op-proposer/bin/op-proposer /usr/local/bin/
 CMD ["op-proposer"]
 
-FROM --platform=$TARGETPLATFORM $TARGET_BASE_IMAGE AS op-conductor-target
+FROM $TARGET_BASE_IMAGE AS op-conductor-target
 COPY --from=op-conductor-builder /app/op-conductor/bin/op-conductor /usr/local/bin/
 CMD ["op-conductor"]
 
-FROM --platform=$TARGETPLATFORM $TARGET_BASE_IMAGE AS da-server-target
+FROM $TARGET_BASE_IMAGE AS da-server-target
 COPY --from=da-server-builder /app/op-alt-da/bin/da-server /usr/local/bin/
 CMD ["da-server"]
 
-FROM --platform=$TARGETPLATFORM $TARGET_BASE_IMAGE AS op-supervisor-target
+FROM $TARGET_BASE_IMAGE AS op-supervisor-target
 COPY --from=op-supervisor-builder /app/op-supervisor/bin/op-supervisor /usr/local/bin/
 CMD ["op-supervisor"]
 
-FROM --platform=$TARGETPLATFORM $TARGET_BASE_IMAGE AS op-deployer-target
+FROM $TARGET_BASE_IMAGE AS op-deployer-target
 COPY --from=op-deployer-builder /app/op-chain-ops/bin/op-deployer /usr/local/bin/
 CMD ["op-deployer"]