Ruby: Add change note

hvitved · hvitved · commit ab46c075f714 · 2022-05-24T14:27:58.000+02:00
diff --git a/ruby/ql/lib/change-notes/2022-05-19-hashes-data-flow.md b/ruby/ql/lib/change-notes/2022-05-19-hashes-data-flow.md
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+---
+category: majorAnalysis
+---
+Added data-flow support for [hashes](https://docs.ruby-lang.org/en/3.1/Hash.html).

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 +---
 +category: majorAnalysis
 +---
 +Added data-flow support for [hashes](https://docs.ruby-lang.org/en/3.1/Hash.html).