[css-text] Editorial fix

Author: xfq

css-text-3/Overview.bs

@@ -295,7 +295,7 @@ Languages and Typesetting</h3>
 		As another example Japanese (<code>ja</code>) is typically written
 		in a combination (<code>-Japn</code>) of Hiragana (<code>-Hira</code>),
 		Katakana (<code>-Kana</code>), and Kanji (<code>-Hani</code>).
-		However, it can also be ”romanized” into Latin (<code>-Latn</code>)
+		However, it can also be “romanized” into Latin (<code>-Latn</code>)
 		for special purposes like language-learning textbooks,
 		in which case it should be formatted more like English than Japanese.
 

css-text-4/Overview.bs

@@ -296,7 +296,7 @@ Languages and Typesetting</h3>
 		As another example Japanese (<code>ja</code>) is typically written
 		in a combination (<code>-Japn</code>) of Hiragana (<code>-Hira</code>),
 		Katakana (<code>-Kana</code>), and Kanji (<code>-Hani</code>).
-		However, it can also be ”romanized” into Latin (<code>-Latn</code>)
+		However, it can also be “romanized” into Latin (<code>-Latn</code>)
 		for special purposes like language-learning textbooks,
 		in which case it should be formatted more like English than Japanese.