TinyMCE 8.7.0 has been released

[indigoxela]

I'll wait a few days, if some regressions get reported over there, then update to that version.

Needs a little testing, see changelog: https://github.com/tinymce/tinymce/blob/main/.changes/tinymce/8.7.0.md

[indigoxela]

A PR is available and everything works, but wait... are they planning to release 8.8.0 in the next few days? Their commits suggest that...
I'll wait another couple of days then.