Correct API documentation for updateMany

JAVA-1907

Author: rozza

driver-async/src/main/com/mongodb/async/client/MongoCollection.java

@@ -371,7 +371,7 @@ void bulkWrite(List<? extends WriteModel<? extends TDocument>> requests, BulkWri
     void updateOne(Bson filter, Bson update, UpdateOptions options, SingleResultCallback<UpdateResult> callback);
 
     /**
-     * Update a single document in the collection according to the specified arguments.
+     * Update all documents in the collection according to the specified arguments.
      *
      * @param filter   a document describing the query filter, which may not be null.
      * @param update   a document describing the update, which may not be null. The update to apply must include only update operators. T
@@ -385,7 +385,7 @@ void bulkWrite(List<? extends WriteModel<? extends TDocument>> requests, BulkWri
     void updateMany(Bson filter, Bson update, SingleResultCallback<UpdateResult> callback);
 
     /**
-     * Update a single document in the collection according to the specified arguments.
+     * Update all documents in the collection according to the specified arguments.
      *
      * @param filter   a document describing the query filter, which may not be null.
      * @param update   a document describing the update, which may not be null. The update to apply must include only update operators.

driver/src/main/com/mongodb/client/MongoCollection.java

@@ -368,7 +368,7 @@ public interface MongoCollection<TDocument> {
     UpdateResult updateOne(Bson filter, Bson update, UpdateOptions updateOptions);
 
     /**
-     * Update a single document in the collection according to the specified arguments.
+     * Update all documents in the collection according to the specified arguments.
      *
      * @param filter a document describing the query filter, which may not be null.
      * @param update a document describing the update, which may not be null. The update to apply must include only update operators.
@@ -382,7 +382,7 @@ public interface MongoCollection<TDocument> {
     UpdateResult updateMany(Bson filter, Bson update);
 
     /**
-     * Update a single document in the collection according to the specified arguments.
+     * Update all documents in the collection according to the specified arguments.
      *
      * @param filter        a document describing the query filter, which may not be null.
      * @param update        a document describing the update, which may not be null. The update to apply must include only update operators.