Delete unused import

Signed-off-by: Pekka Helenius <fincer89@hotmail.com>

bookstore/src/main/java/com/fjordtek/bookstore/BookstoreApplication.java

@@ -15,7 +15,6 @@ import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Profile;
 import org.springframework.core.env.Environment;
 import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
-import org.springframework.security.crypto.factory.PasswordEncoderFactories;
 import org.springframework.security.crypto.password.PasswordEncoder;
 import org.thymeleaf.templateresolver.UrlTemplateResolver;