Add root_flavor input to kernel configuration action

.github/workflows/build.yml

@@ -354,6 +354,7 @@ jobs:
         uses: ./.github/actions/configs
         with:
          kpm: ${{ inputs.kpm }}
+         root_flavor: ${{ inputs.root_flavor }}
          
       - name: Change Kernel Name and clean dirty
         uses: ./.github/actions/kernel-name