ci: Fix broken js-builder build (#2784)

The curl commands weren't outputting files and the checksum verification was breaking other commands.
Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>

.changeset/slow-scissors-battle.md

+---
+'@eth-optimism/js-builder': patch
+---
+
+Fix broken build

ops/docker/js-builder/Dockerfile

@@ -20,15 +20,17 @@ RUN apt-get update && \
 	npm i -g depcheck && \
 	pip install slither-analyzer
 
-RUN echo "caching solidity compiler versions" && \
-  curl -sL https://binaries.soliditylang.org/linux-amd64/solc-linux-amd64-v0.5.17+commit.d19bba13 && \
-  curl -sL https://binaries.soliditylang.org/linux-amd64/solc-linux-amd64-v0.8.9+commit.e5eed63a  && \
-  curl -sL https://binaries.soliditylang.org/linux-amd64/solc-linux-amd64-v0.8.10+commit.fc410830 && \
-  curl -sL https://binaries.soliditylang.org/linux-amd64/solc-linux-amd64-v0.8.12+commit.f00d7308 && \
-  echo "c35ce7a4d3ffa5747c178b1e24c8541b2e5d8a82c1db3719eb4433a1f19e16f3 solc-linux-amd64-v0.5.17+commit.d19bba13" | sha256sum --check --status - || exit 1 \
-  echo "f851f11fad37496baabaf8d6cb5c057ca0d9754fddb7a351ab580d7fd728cb94 solc-linux-amd64-v0.8.9+commit.e5eed63a"  | sha256sum --check --status - || exit 1 \
-  echo "c7effacf28b9d64495f81b75228fbf4266ac0ec87e8f1adc489ddd8a4dd06d89 solc-linux-amd64-v0.8.10+commit.fc410830" | sha256sum --check --status - || exit 1 \
-  echo "556c3ec44faf8ff6b67933fa8a8a403abe82c978d6e581dbfec4bd07360bfbf3 solc-linux-amd64-v0.8.12+commit.f00d7308" | sha256sum --check --status - || exit 1 \
+RUN echo "downloading solidity compilers" && \
+  curl -o solc-linux-amd64-v0.5.17+commit.d19bba13 -sL https://binaries.soliditylang.org/linux-amd64/solc-linux-amd64-v0.5.17+commit.d19bba13 && \
+  curl -o solc-linux-amd64-v0.8.9+commit.e5eed63a -sL https://binaries.soliditylang.org/linux-amd64/solc-linux-amd64-v0.8.9+commit.e5eed63a  && \
+  curl -o solc-linux-amd64-v0.8.10+commit.fc410830 -sL https://binaries.soliditylang.org/linux-amd64/solc-linux-amd64-v0.8.10+commit.fc410830 && \
+  curl -o solc-linux-amd64-v0.8.12+commit.f00d7308 -sL https://binaries.soliditylang.org/linux-amd64/solc-linux-amd64-v0.8.12+commit.f00d7308 && \
+  echo "verifying checksums" && \
+  (echo "c35ce7a4d3ffa5747c178b1e24c8541b2e5d8a82c1db3719eb4433a1f19e16f3 solc-linux-amd64-v0.5.17+commit.d19bba13" | sha256sum --check --status - || exit 1) && \
+  (echo "f851f11fad37496baabaf8d6cb5c057ca0d9754fddb7a351ab580d7fd728cb94 solc-linux-amd64-v0.8.9+commit.e5eed63a"  | sha256sum --check --status - || exit 1) && \
+  (echo "c7effacf28b9d64495f81b75228fbf4266ac0ec87e8f1adc489ddd8a4dd06d89 solc-linux-amd64-v0.8.10+commit.fc410830" | sha256sum --check --status - || exit 1) && \
+  (echo "556c3ec44faf8ff6b67933fa8a8a403abe82c978d6e581dbfec4bd07360bfbf3 solc-linux-amd64-v0.8.12+commit.f00d7308" | sha256sum --check --status - || exit 1) && \
+  echo "caching compilers" && \
   mkdir -p ~/.cache/hardhat-nodejs/compilers/linux-amd64 && \
   cp solc-linux-amd64-v0.5.17+commit.d19bba13 ~/.cache/hardhat-nodejs/compilers/linux-amd64/ && \
   cp solc-linux-amd64-v0.8.9+commit.e5eed63a  ~/.cache/hardhat-nodejs/compilers/linux-amd64/ && \