Fix comment

Author: wmathurin

libs/test/SmartStoreTest/src/com/salesforce/androidsdk/smartstore/store/KeyValueEncryptedFileStoreTest.java

@@ -276,7 +276,7 @@ public void testSaveStreamGetValue() {
     @Test
     public void testSaveLargeStreamGetLargeStream() throws IOException {
         final String key = "largeStreamKey";
-        final int dataSize = 5 * 1024 * 1024; // 16MB
+        final int dataSize = 5 * 1024 * 1024; // 5MB
 
         // Generate and save large stream
         try (InputStream largeStream = getLargeStringStream(dataSize)) {