docs: Replace deprecated methods of Spring Security with new alternat…

…ives

Fixes #100

src/docs/asciidoc/index.adoc

@@ -1212,8 +1212,10 @@ import io.github.wimdeblauwe.errorhandlingspringbootstarter.mapper.ErrorMessageM
 import io.github.wimdeblauwe.errorhandlingspringbootstarter.mapper.HttpStatusMapper;
 
 import org.springframework.context.annotation.Bean;
+import org.springframework.security.config.annotation.web.configurers.AbstractHttpConfigurer;
 import org.springframework.security.web.SecurityFilterChain;
 import org.springframework.security.config.annotation.web.builders.HttpSecurity;
+import org.springframework.security.config.annotation.web.configurers.AbstractHttpConfigurer;
 
 public class WebSecurityConfiguration {
     @Bean
@@ -1227,11 +1229,11 @@ public class WebSecurityConfiguration {
     @Bean
     public SecurityFilterChain securityFilterChain(HttpSecurity http,
                                                    UnauthorizedEntryPoint unauthorizedEntryPoint) throws Exception {
-        http.httpBasic().disable();
+        http.httpBasic(AbstractHttpConfigurer::disable);
 
-        http.authorizeHttpRequests().anyRequest().authenticated();
+        http.authorizeHttpRequests(customizer -> customizer.anyRequest().authenticated());
 
-        http.exceptionHandling().authenticationEntryPoint(unauthorizedEntryPoint);//<.>
+        http.exceptionHandling(customizer -> customizer.authenticationEntryPoint(unauthorizedEntryPoint));//<.>
 
         return http.build();
     }
@@ -1258,6 +1260,7 @@ import io.github.wimdeblauwe.errorhandlingspringbootstarter.mapper.HttpStatusMap
 import org.springframework.context.annotation.Bean;
 import org.springframework.security.web.SecurityFilterChain;
 import org.springframework.security.config.annotation.web.builders.HttpSecurity;
+import org.springframework.security.config.annotation.web.configurers.AbstractHttpConfigurer;
 
 public class WebSecurityConfiguration {
 
@@ -1272,11 +1275,11 @@ public class WebSecurityConfiguration {
     @Bean
     public SecurityFilterChain securityFilterChain(HttpSecurity http,
                                                    AccessDeniedHandler accessDeniedHandler) throws Exception {
-        http.httpBasic().disable();
+        http.httpBasic(AbstractHttpConfigurer::disable);
 
-        http.authorizeHttpRequests().anyRequest().authenticated();
+        http.authorizeHttpRequests(customizer -> customizer.anyRequest().authenticated());
 
-        http.exceptionHandling().accessDeniedHandler(accessDeniedHandler);//<.>
+        http.exceptionHandling(customizer -> customizer.accessDeniedHandler(accessDeniedHandler));//<.>
 
         return http.build();
     }