Skip version 11.0 in the doc tests

Author: simonbowly

.github/workflows/doc-tests.yml

@@ -17,7 +17,7 @@ jobs:
       fail-fast: false
       matrix:
         python: ["3.11"]
-        gurobipy: ["~=11.0", "~=12.0", "~=13.0"]
+        gurobipy: ["~=12.0", "~=13.0"]
 
     steps:
       - uses: actions/checkout@v4