Ensure libmagic is installed by homebrew for macos

Signed-off-by: Ayan Sinha Mahapatra <asmahapatra@aboutcode.org>

Author: AyanSinhaMahapatra

.github/workflows/scancode-release.yml

@@ -266,6 +266,11 @@ jobs:
         with:
           python-version: ${{ matrix.pyver }}
 
+      - name: Install system dependencies
+        run: |
+          brew update
+          brew install p7zip libarchive libmagic
+
       - name: Download wheels artifact
         uses: actions/download-artifact@v4
         with:
@@ -409,6 +414,11 @@ jobs:
         with:
           python-version: ${{ matrix.pyver }}
 
+      - name: Install system dependencies
+        run: |
+          brew update
+          brew install p7zip libarchive libmagic
+
       - name: Download a single artifact macos_app_py_${{ matrix.pyver }}
         uses: actions/download-artifact@v4
         with: