Add change note.

lcartey · lcartey · commit d5b08ca9d8c5 · 2023-03-13T10:19:50.000Z
diff --git a/change_notes/2023-03-13-ctype-improvements.md b/change_notes/2023-03-13-ctype-improvements.md
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+ * `STR37-C` - reduce false negatives by improving detection when the `<ctype>` functions are implemented using macros.

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	`1`	+ * `STR37-C` - reduce false negatives by improving detection when the `<ctype>` functions are implemented using macros.