Lowcase table name

Some Jdbc dialects (MySQL) are case sensitive, or to be more precise
their behaviour depend on underlying operating system, as on some
storage engines every table is saved in its own file.

Fix uppercase table name to lowcase bug introduced in Schema 98.

Bug: Issue 2788
Change-Id: I40065eee91aa9e48888ee675b68c6233cb7ab424

gerrit-server/src/main/java/com/google/gerrit/server/schema/Schema_98.java

@@ -34,7 +34,7 @@ public class Schema_98 extends SchemaVersion {
         + "reviewCategoryStrategy");
     Statement stmt = ((JdbcSchema) db).getConnection().createStatement();
     try {
-      stmt.executeUpdate("UPDATE ACCOUNTS SET "
+      stmt.executeUpdate("UPDATE accounts SET "
           + "REVIEW_CATEGORY_STRATEGY='NAME' "
           + "WHERE (SHOW_USER_IN_REVIEW='Y')");
     } finally {