FEATURE: Add missing emojis (PR #15582)

This fixes a bunch of missing emojis, missing diversity sets and missing 14.0 emojis.

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lgtm, I don’t see any lowercase-uppercase conflicts :sweat_smile:

@xfalcox I rescind my previous comment :cry: Either I didn’t catch it or it was introduced after: this again added the conflicting smiling_face_with_three_Hearts.png :confused: