workflow: e2e_libvirt: Add kcli to PATH

With pipx to install kcli, we now need `${HOME}/.local/bin`
to be added to `PATH`, so that we can pick up the install,
so try exporting this to $GITHUB_PATH

Signed-off-by: stevenhorsman <[email protected]>

.github/workflows/e2e_libvirt.yaml

@@ -88,6 +88,8 @@ jobs:
           echo "CAA_IMAGE=\"${{ inputs.caa_image }}\"" >> libvirt.properties
           # For debugging
           cat libvirt.properties
+          # Add the kcli install directory to PATH for later steps
+          echo "${HOME}/.local/bin" >> $GITHUB_PATH
 
       - name: Install rust toolchain
         uses: actions-rs/toolchain@v1