Remove superfluous dependencies from spring-boot-starter-tomcat and spring-boot-starter-jetty which caused gradle based builds to put too many libraries in `/lib-provided` when building a war. Fixes gh-1064
Remove superfluous dependencies from spring-boot-starter-tomcat and spring-boot-starter-jetty which caused gradle based builds to put too many libraries in `/lib-provided` when building a war. Fixes gh-1064