fix(deps): update dependency tinymce to v5.10.9

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This PR contains the following updates:

Package	Change	Age	Confidence
tinymce (source)	5.10.7 -> 5.10.9

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Release Notes

tinymce/tinymce (tinymce)

v5.10.9

Compare Source

v5.10.8

Compare Source

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Configuration

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 94.48%. Comparing base (df53c7c) to head (dc53d5d).

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #587   +/-   ##
=======================================
  Coverage   94.48%   94.48%           
=======================================
  Files         167      167           
  Lines        3699     3699           
  Branches      999     1004    +5     
=======================================
  Hits         3495     3495           
  Misses        190      190           
  Partials       14       14           

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