Fixed bug #33825 (Inserting a new equation is now depending on cursor logic position. Is it inside an equation or not?). Also fixed the problem with removing content from paragraph.

* 'develop' of https://github.com/ONLYOFFICE/sdkjs:
  add functions for title/description into format table(for menu)
  fix Bug 33863
  fix Bug 33938
  remove deprecated Range property: first, last;
  fix Bug 33917
  + by previous
  change function checkOutSideArea
  in case of changes in workbook defname should not be sheet defname
  fix Bug 33924
  use functionArgumentSeparator dependent on locale for formulas with tables
  Fixed bug #33877
  Fixed bug #33922
  fix bug 33905
  fix Bug 33882

v4.2.8 v4.2.8