Update htmlunit to 2.49.1
Update htmlunit to 2.49.1

Closes gh-9623

jgrandja/spring-security,djechelon/spring-security,spring-projects/spring-security,jgrandja/spring-security,spring-projects/spring-security,spring-projects/spring-security,rwinch/spring-security,jgrandja/spring-security,rwinch/spring-security,jgrandja/spring-security,jgrandja/spring-security,rwinch/spring-security,spring-projects/spring-security,djechelon/spring-security,spring-projects/spring-security,rwinch/spring-security,jgrandja/spring-security,rwinch/spring-security,rwinch/spring-security,djechelon/spring-security,djechelon/spring-security,spring-projects/spring-security,djechelon/spring-security,spring-projects/spring-security