The table and calendar block font sizes were not as expected on front end within editor. This includes changes for header cells (th), removes redundant font size rules, corrects font-weight and updates figcaption selector along with editing text alignment and adding RTL font selection.
Props nidhidhandhukiya, sabernhardt, sheulyshila, iamfarhan09, bijit027, jannathsyeda, pooja1210, shailu25, hmbashar.
Fixes#58355.
Built from https://develop.svn.wordpress.org/trunk@58635
git-svn-id: http://core.svn.wordpress.org/trunk@58064 1a063a9b-81f0-0310-95a4-ce76da25c4cd
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