Update docs.yml

Author: PProfizi

.github/workflows/docs.yml

@@ -11,7 +11,6 @@ on:
       ANSYS_VERSION:
         required: false
         type: string
-        default: ${{ vars.ANSYS_VERSION_DEFAULT }}
       standalone_suffix:
         description: "Suffix of the branch on standalone"
         required: false
@@ -32,9 +31,8 @@ on:
         default: "3.11"
       ANSYS_VERSION:
         description: "ANSYS version"
-        required: true
+        required: false
         type: string
-        default: ${{ vars.ANSYS_VERSION_DEFAULT }}
       standalone_suffix:
         description: "Suffix of the branch on standalone"
         required: false