Python内核代码移除，建模界面缩放bug修复

.github/workflows/solver-regression.yml

@@ -49,7 +49,7 @@ jobs:
         run: |
           python -m pip install -r constraints/python312-linux-x86_64.lock
           python -m pip check
-      - name: Validate portable metadata and IR contracts
+      - name: Validate portable metadata and XML contracts
         env:
           SYSTEM_SIMULATION_VERIFY_LOCKED_ENV: "1"
         run: |
@@ -61,7 +61,6 @@ jobs:
             tests.test_component_registry \
             tests.test_medium_reference_contract \
             tests.test_system_xml_v3 \
-            tests.test_system_numeric_ir_v2 \
             tests.test_native_only_backend
 
   native-windows: