Update demos to TinyMCE 8#38

Merged

lostkeys merged 6 commits intomasterfrom

hotfix/tinymce-8

Nov 19, 2025

Commits on Nov 14, 2025

Commits on Nov 18, 2025

* Updated license
lostkeys
committed

Commits on Nov 19, 2025

Updated spelling, wording and fixed minor errors
lostkeys
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Fixed clipboard for table-row-templates
lostkeys
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Removed copy/paste rows and columns because the low-level API replacing the old table clipboard apis are not for public consumption
lostkeys
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