fixed deprecated spring security config

BudgetMasterServer/src/main/java/de/deadlocker8/budgetmaster/authentication/WebSecurityConfig.java

@@ -3,6 +3,7 @@ package de.deadlocker8.budgetmaster.authentication;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.security.config.annotation.web.builders.HttpSecurity;
+import org.springframework.security.config.annotation.web.configurers.LogoutConfigurer;
 import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
 import org.springframework.security.web.DefaultRedirectStrategy;
 import org.springframework.security.web.RedirectStrategy;
@@ -20,21 +21,18 @@ public class WebSecurityConfig
 		return new BCryptPasswordEncoder();
 	}
 
-
 	@Bean
 	public SecurityFilterChain filterChain(HttpSecurity http) throws Exception
 	{
 		http
-				.csrf()
-				.and()
-
-				.authorizeHttpRequests()
+				.csrf(csrf -> csrf.configure(http))
+				.authorizeHttpRequests(authorization -> authorization
 						.requestMatchers("/css/**", "/js/**", "/images/**", "/webjars/**", "/favicon.ico", "/touch_icon.png").permitAll()
 						.requestMatchers("/login").permitAll()
-				.requestMatchers("/**").authenticated()
-				.and()
-				.formLogin()
+						.requestMatchers("/**").authenticated())
+				.formLogin(formLogin -> formLogin
 						.loginPage("/login")
+						.permitAll()
 						.successHandler((req, res, auth) -> {
 							Object preLoginURL = req.getSession().getAttribute("preLoginURL");
 							if(preLoginURL == null || preLoginUrlBlacklist.isBlacklisted(preLoginURL.toString()))
@@ -44,10 +42,9 @@ public class WebSecurityConfig
 							redirectStrategy.sendRedirect(req, res, preLoginURL.toString());
 						})
 						.permitAll()
-				.and()
-
-				.logout()
-				.permitAll();
+				)
+				.logout(LogoutConfigurer::permitAll
+				);
 
 		return http.build();
 	}