Fix warnings about using deprecated classes.

No functional changes.

Author: php-coder

src/main/java/ru/mystamps/web/support/spring/boot/ErrorPagesServletContainerCustomizer.java

@@ -22,7 +22,7 @@
 
 import org.springframework.boot.context.embedded.ConfigurableEmbeddedServletContainer;
 import org.springframework.boot.context.embedded.EmbeddedServletContainerCustomizer;
-import org.springframework.boot.context.embedded.ErrorPage;
+import org.springframework.boot.web.servlet.ErrorPage;
 
 import ru.mystamps.web.Url;
 

src/main/java/ru/mystamps/web/support/togglz/TogglzConfig.java

@@ -25,7 +25,7 @@
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 
-import org.springframework.boot.context.embedded.ServletRegistrationBean;
+import org.springframework.boot.web.servlet.ServletRegistrationBean;
 
 import com.github.heneke.thymeleaf.togglz.TogglzDialect;
 import org.togglz.console.TogglzConsoleServlet;

src/test/java/ru/mystamps/web/tests/cases/WhenAnyUserAtAnyPage.java

@@ -21,7 +21,7 @@
 
 import org.openqa.selenium.support.PageFactory;
 
-import org.springframework.boot.test.ConfigFileApplicationContextInitializer;
+import org.springframework.boot.test.context.ConfigFileApplicationContextInitializer;
 import org.springframework.test.context.ContextConfiguration;
 import org.springframework.test.context.support.AnnotationConfigContextLoader;
 import org.springframework.test.context.testng.AbstractTestNGSpringContextTests;