dialog: adjust title's right margin to take the wiki icon into account, re #5156

git-svn-id: svn://develop.studip.de/studip/trunk@32806 c5b85792-5220-0410-ad23-ed5b6b8ad999
dialog: increase selector specificity, refines[32806], re #5156

git-svn-id: svn://develop.studip.de/studip/trunk@32807 c5b85792-5220-0410-ad23-ed5b6b8ad999