[css-text-3] General puctuatio isn't just stuff in the U+2000 block. Reverts 6030c88

Author: fantasai

css-text-3/Overview.bs

@@ -4751,7 +4751,7 @@ Word Spacing: the 'word-spacing' property</h3>
           word-spacing-characters-003.xht
       </wpt>
 
-      General punctuation (from U+2000 to U+206F)
+      General punctuation
       and fixed-width spaces (such as U+3000 and U+2000 through U+200A)
       are not considered word-separator characters.</p>