Custom variables try to be created even if they exist.

[lmiller-techsystems23]

Error returned was 409/Request_MultipleObjectsWithSameKeyValue: An extension property exists with the name

I am using this in my GitHub Action

  - uses: azure-ad-b2c/deploy-trustframework-policy@v5
    with:
       folder: "./build"
       files: "policy files"
       tenant: ${{ env.tenant }}
       clientId: ${{ env.clientId }}
       clientSecret: ${{ secrets.MySecret }}