fix(docs): Fix invalid JSON syntax in getting_started.rst

Author: bburda

docs/getting_started.rst

@@ -230,13 +230,13 @@ Response structure (showing one topic):
            },
            "type_info": {
              "default_value": {
-               "header": {...},
+               "header": {},
                "temperature": 0,
                "variance": 0
              },
              "schema": {
                "properties": {
-                 "header": {...},
+                 "header": {},
                  "temperature": {"type": "number"},
                  "variance": {"type": "number"}
                },

src/ros2_medkit_gateway/test/test_integration.test.py

@@ -2104,9 +2104,7 @@ def test_52_root_endpoint_includes_configurations(self):
     # ========== Operation Schema Tests (test_53-54) ==========
 
     def test_53_service_operation_has_type_info_schema(self):
-        """
-        Test that service operations include type_info with request/response schemas.
-        """
+        """Test that service operations include type_info with request/response schemas."""
         # Get operations directly from the operations endpoint
         ops_data = self._get_json('/apps/calibration/operations')
         self.assertIn('items', ops_data, 'Operations endpoint should return items')
@@ -2145,9 +2143,7 @@ def test_53_service_operation_has_type_info_schema(self):
         print(f'✓ Service operation type_info test passed: {type_info}')
 
     def test_54_action_operation_has_type_info_schema(self):
-        """
-        Test that action operations include type_info with goal/result/feedback schemas.
-        """
+        """Test that action operations include type_info with goal/result/feedback schemas."""
         # Get operations directly from the operations endpoint
         ops_data = self._get_json('/apps/long_calibration/operations')
         self.assertIn('items', ops_data, 'Operations endpoint should return items')