[Github] Error on HTTP 4xx Errors (llvm#168919)

When downloading bazelisk/buildifier, we use curl, which still returns
exit code zero on HTTP 4xx errors unless we pass --fail. This patch adds
--fail flags so that error messages are more clear.

Author: boomanaiden154

.github/workflows/bazel-checks.yml

@@ -25,7 +25,7 @@ jobs:
         uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
       - name: Setup Buildifier
         run: |
-          sudo curl -L https://github.com/bazelbuild/buildtools/releases/download/v8.2.1/buildifier-linux-amd64 -o /usr/bin/buildifier
+          sudo curl -L https://github.com/bazelbuild/buildtools/releases/download/v8.2.1/buildifier-linux-amd64 -o /usr/bin/buildifier --fail
           sudo chmod +x /usr/bin/buildifier
       - name: Run Buildifier
         run: |
@@ -49,7 +49,7 @@ jobs:
         run: |
           sudo apt-get update
           sudo apt-get install -y libmpfr-dev libpfm4-dev m4 libedit-dev
-          sudo curl -L https://github.com/bazelbuild/bazelisk/releases/download/v1.27.0/bazelisk-amd64.deb > /tmp/bazelisk.deb
+          sudo curl -L https://github.com/bazelbuild/bazelisk/releases/download/v1.27.0/bazelisk-amd64.deb --fail > /tmp/bazelisk.deb
           sudo apt-get install -y /tmp/bazelisk.deb
           rm /tmp/bazelisk.deb
       - name: Build/Test