Parse simulation metadata calculation time in result (will be used in unit test for precision)

Author: softwareengineerprogrammer

src/geophires_x_client/geophires_x_result.py

@@ -346,7 +346,10 @@ class GeophiresXResult:
                 'Average Annual Total Heating Production',
                 'Average Annual Electricity Use for Pumping',
             ],
-            'Simulation Metadata': [_StringValueField('GEOPHIRES Version')],
+            'Simulation Metadata': [
+                _StringValueField('GEOPHIRES Version'),
+                'Calculation Time',
+            ],
         }
     )
 

src/geophires_x_schema_generator/geophires-result.json

@@ -555,7 +555,8 @@
     "Simulation Metadata": {
       "type": "object",
       "properties": {
-        "GEOPHIRES Version": {}
+        "GEOPHIRES Version": {},
+        "Calculation Time": {}
       }
     }
   }