DATACMNS-953 - Fixed application of GenericPropertyMatchers.exact().

We now really use exact matching for a match setup requesting exact matching. Previously, we erroneously set up the matching with a startsWith().

src/main/java/org/springframework/data/domain/ExampleMatcher.java

@@ -608,7 +608,7 @@ public class ExampleMatcher {
 		 * @return
 		 */
 		public static GenericPropertyMatcher exact() {
-			return new GenericPropertyMatcher().startsWith();
+			return new GenericPropertyMatcher().exact();
 		}
 
 		/**