Use http security nested builder in samples

Issue: gh-5557

samples/boot/oauth2resourceserver-static/src/main/java/sample/OAuth2ResourceServerSecurityConfiguration.java

@@ -38,13 +38,17 @@ public class OAuth2ResourceServerSecurityConfiguration extends WebSecurityConfig
 	protected void configure(HttpSecurity http) throws Exception {
 		// @formatter:off
 		http
-			.authorizeRequests()
-				.antMatchers("/message/**").hasAuthority("SCOPE_message:read")
-				.anyRequest().authenticated()
-				.and()
-			.oauth2ResourceServer()
-				.jwt()
-					.decoder(jwtDecoder());
+			.authorizeRequests(authorizeRequests ->
+				authorizeRequests
+					.antMatchers("/message/**").hasAuthority("SCOPE_message:read")
+					.anyRequest().authenticated()
+			)
+			.oauth2ResourceServer(oauth2ResourceServer ->
+				oauth2ResourceServer
+					.jwt(jwt ->
+						jwt.decoder(jwtDecoder())
+					)
+			);
 		// @formatter:on
 	}