Remove non-used import

Author: jonathanhds

src/test/java/com/github/jonathanhds/sqlbuilder/support/MemoryDatabase.java

@@ -1,6 +1,5 @@
 package com.github.jonathanhds.sqlbuilder.support;
 
-import java.io.FileNotFoundException;
 import java.io.FileReader;
 import java.io.IOException;
 import java.sql.Connection;