Update docs.yml

Author: PProfizi

.github/workflows/docs.yml

@@ -59,7 +59,7 @@ jobs:
       - uses: actions/checkout@v4
 
       - name: "Set licensing if necessary"
-        if: inputs.ANSYS_VERSION > 231
+        if: ${{ (github.event.inputs.ansys_version || vars.ANSYS_VERSION_DEFAULT) > '231' }}
         shell: bash
         run: |
           echo "ANSYS_DPF_ACCEPT_LA=Y" >> $GITHUB_ENV