Use nameof to reference ModuleTrackerTemplate fields

Author: sharwell

src/coverlet.core/Instrumentation/Instrumenter.cs

@@ -170,9 +170,9 @@ private void AddCustomModuleTrackerToModule(ModuleDefinition module)
 
                     _customTrackerTypeDef.Fields.Add(fieldClone);
 
-                    if (fieldClone.Name == "HitsArray")
+                    if (fieldClone.Name == nameof(ModuleTrackerTemplate.HitsArray))
                         _customTrackerHitsArray = fieldClone;
-                    else if (fieldClone.Name == "HitsFilePath")
+                    else if (fieldClone.Name == nameof(ModuleTrackerTemplate.HitsFilePath))
                         _customTrackerHitsFilePath = fieldClone;
                 }