Change env from list to object in generate_gha.py

Author: Tobias-Fischer

vinca/generate_gha.py

@@ -370,10 +370,10 @@ def build_win_pipeline(stages, trigger_branch, outfile="win.yml", azure_template
                 "runs-on": vm_imagename,
                 "strategy": {"fail-fast": False},
                 "needs": prev_batch_keys,
-                "env": [
-                    {"CONDA_BLD_PATH": "C:\\\\bld\\\\"},
-                    {"VINCA_CUSTOM_CMAKE_BUILD_DIR": "C:\\\\x\\\\"},
-                ],
+                "env": {
+                    "CONDA_BLD_PATH": "C:\\\\bld\\\\",
+                    "VINCA_CUSTOM_CMAKE_BUILD_DIR": "C:\\\\x\\\\",
+                },
                 "steps": [
                     {"name": "Checkout code", "uses": "actions/checkout@v6"},
                     {