Disable all workflows except manylinux for debugging

Author: mxamin

.github/workflows/linuxbrew.yml .github/workflows/linuxbrew.yml.off.github/workflows/linuxbrew.yml renamed to .github/workflows/linuxbrew.yml.off

@@ -28,7 +28,9 @@ jobs:
       - name: Set environment variables
         shell: bash
         run: |
-          echo "PKGVER=$(/opt/python/${{ matrix.python-abi }}/bin/python setup.py --version)" >> $GITHUB_ENV
+          PKGVER=$(/opt/python/${{ matrix.python-abi }}/bin/python setup.py --version)
+          echo "PKGVER=$PKGVER"
+          echo "PKGVER=$PKGVER" >> $GITHUB_ENV
       - name: Build linux_x86_64 wheel
         env:
           PYXMLSEC_STATIC_DEPS: true