Unbean couchbaseObjectMapper(). (#1240)

Closes #1209.

Author: mikereiche

src/main/java/org/springframework/data/couchbase/config/AbstractCouchbaseConfiguration.java

@@ -301,7 +301,6 @@ public CouchbaseMappingContext couchbaseMappingContext(CustomConversions customC
 	 * @return ObjectMapper
 	 */
 
-	@Bean
 	public ObjectMapper couchbaseObjectMapper() {
 		ObjectMapper mapper = new ObjectMapper();
 		mapper.configure(com.fasterxml.jackson.databind.DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);