fix(ci): install mikefarah/yq dependency

yq is used to read the current rustc version from the
rust-toolchain.toml file.

Author: cds-amal

.github/workflows/test.yml

@@ -99,14 +99,23 @@ jobs:
           ref: ${{ github.event.pull_request.head.sha }}
           submodules: recursive
 
-      - name: 'Install yq'
-        uses: mikefarah/yq-action@v4
+      - name: Install yq
+        run: |
+          set -euo pipefail
+          YQ_VERSION="v4.52.4"
+          mkdir -p "$HOME/.local/bin"
+          wget -qO "$HOME/.local/bin/yq" \
+            "https://github.com/mikefarah/yq/releases/download/${YQ_VERSION}/yq_linux_amd64"
+          chmod +x "$HOME/.local/bin/yq"
+          echo "$HOME/.local/bin" >> $GITHUB_PATH
+          yq --version
+
 
       - name: 'Read rustc commit from rust-toolchain.toml'
         id: rustc-meta
         run: |
           set -euo pipefail
-          COMMIT=$(yq -r '.metadata.rustc-commit' rust-toolchain.toml)
+          COMMIT=$(yq '.metadata.rustc-commit' rust-toolchain.toml)
           if [ -z "$COMMIT" ] || [ "$COMMIT" = "null" ]; then
             echo "::error::metadata.rustc-commit not found in rust-toolchain.toml"
             exit 1
@@ -140,7 +149,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        runner: [normal, MacM1]  # MacM1 / normal are self-hosted, 
+        runner: [normal, MacM1]  # MacM1 / normal are self-hosted,
     runs-on: ${{ matrix.runner }}
     timeout-minutes: 20
     steps: