ko: refresh translation for pattern-matching (google#933)

* ko: refresh translation for pattern-matching

Part of google#925.

* Apply suggestions from code review

Co-authored-by: Jiyong Park <55639800+jiyongp@users.noreply.github.com>

* ko: move translation back to where it belongs

This is likely outdated, but moving it here helps avoid conflicts. The
outdated paragraph can be cleaned up with `msgmerge` at a later point.

---------

Co-authored-by: Jiyong Park <55639800+jiyongp@users.noreply.github.com>

po/ko.po

@@ -6163,6 +6163,23 @@ msgstr ""
 "* `foo` 인스턴스 생성에 사용된 리터럴 값을 변경해서 다른 패턴에 매치되도록 해보세요.\n"
 "* `Foo` 구조체에 새 필드를 추가하고 패턴도 바꿔보세요."
 
+#: src/pattern-matching/destructuring-structs.md:23
+msgid ""
+"* Change the literal values in `foo` to match with the other patterns.\n"
+"* Add a new field to `Foo` and make changes to the pattern as needed.\n"
+"* The distinction between a capture and a constant expression can be hard "
+"to\n"
+"  spot. Try changing the `2` in the second arm to a variable, and see that "
+"it subtly\n"
+"  doesn't work. Change it to a `const` and see it working again."
+msgstr ""
+"* `foo`의 리터럴 값을 다른 패턴과 일치하도록 변경합니다.\n"
+"* `Foo`에 새 필드를 추가하고 필요에 따라 패턴을 변경합니다.\n"
+"* 캡처와 상수 표현식은\n"
+"구분하기 어려울 수 있습니다. 두 번째 부문의 `2`를 변수로 변경해 보고 "
+"작동하지\n"
+"않는 것을 확인하세요. `const`로 변경하고 다시 작동하는지 확인합니다."
+
 #: src/pattern-matching/destructuring-arrays.md:1
 msgid "# Destructuring Arrays"
 msgstr "# 배열 분해(역구조화)"