Updated core

Project: help  b845484d0c4660211c3dc941bddf8c4275164720

Improve readability of page for do-loops

Highlight statements in syntax sections

Change-Id: I755ca4f7bd9aaeb1ee7183640523b8a790e560ac
Reviewed-on: https://gerrit.libreoffice.org/56727
Tested-by: Jenkins
Reviewed-by: Olivier Hallot <olivier.hallot@libreoffice.org>

helpcontent2 @ b845484d

-Subproject commit 31d1063a04542851398075346f3bab18a424e28d
+Subproject commit b845484d0c4660211c3dc941bddf8c4275164720