Fix links in Javadoc and reference docs

- Fix broken links (by using a new URL, an alternative URL, or a
  Wayback Machine link)

- Use HTTPS where possible

- Remove https://issuetracker.springsource.com/browse/EBR-349: this
  link is dead and is also mentioned in
  https://jira.spring.io/browse/SPR-8093

- Clean up nohttp allowlist.lines

Closes gh-28876

spring-expression/src/test/java/org/springframework/expression/spel/ScenariosForSpringSecurityExpressionTests.java

@@ -39,7 +39,7 @@ import static org.assertj.core.api.Assertions.assertThat;
 
 ///CLOVER:OFF
 /**
- * Spring Security scenarios from https://wiki.springsource.com/display/SECURITY/Spring+Security+Expression-based+Authorization
+ * Spring Security scenarios from https://docs.spring.io/spring-security/reference/servlet/authorization/expression-based.html
  *
  * @author Andy Clement
  */