C++: Add change notes.

MathiasVP · MathiasVP · commit b6ed9ccfdaf3 · 2023-10-03T09:33:40.000+02:00
diff --git a/cpp/ql/src/change-notes/2023-10-03-double-free.md b/cpp/ql/src/change-notes/2023-10-03-double-free.md
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+---
+category: queryMetadata
+---
+* The `cpp/double-free` query has been further improved to reduce false positives and its precision has been increased from `medium` to `high`.
diff --git a/cpp/ql/src/change-notes/2023-10-03-use-after-free.md b/cpp/ql/src/change-notes/2023-10-03-use-after-free.md
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+---
+category: queryMetadata
+---
+* The `cpp/use-after-free` query has been further improved to reduce false positives and its precision has been increased from `medium` to `high`.

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 +---
 +category: queryMetadata
 +---
 +* The `cpp/double-free` query has been further improved to reduce false positives and its precision has been increased from `medium` to `high`.