DATACMNS-836 - Move reactive wrapper converters to ReactiveWrapperConverters.

Move reactive wrapper conversion to ReactiveWrapperConverters to minimize touching points with reactive APIs. ReactiveWrapperConverters is used only from reactive repository components and does not initialize with blocking API use. This removes the need of having Project Reactor on the class path for non-reactive use.

Author: mp911de

src/main/java/org/springframework/data/repository/core/support/QueryExecutionResultHandler.java

@@ -23,6 +23,7 @@
 import org.springframework.core.convert.support.GenericConversionService;
 import org.springframework.data.repository.util.NullableWrapper;
 import org.springframework.data.repository.util.QueryExecutionConverters;
+import org.springframework.data.repository.util.ReactiveWrapperConverters;
 
 /**
  * Simple domain service to convert query results into a dedicated type.
@@ -43,6 +44,7 @@ public QueryExecutionResultHandler() {
 
 		GenericConversionService conversionService = new DefaultConversionService();
 		QueryExecutionConverters.registerConvertersIn(conversionService);
+		ReactiveWrapperConverters.registerConvertersIn(conversionService);
 
 		this.conversionService = conversionService;
 	}