Revert "patch legacy katakana middle dot (#3)"

This reverts commit e66284f.

generate/src/parse.rs

@@ -50,16 +50,6 @@ pub fn parse_id_properties(ucd_dir: &Path) -> Properties {
         set.extend(lo..=hi);
     }
 
-    // <https://github.com/evanw/esbuild/pull/3424>
-    // Unicode 4.1 through Unicode 15 omitted these two characters from ID_Continue
-    // by accident. However, this accident was corrected in Unicode 15.1. Any JS VM
-    // that supports ES6+ but that uses a version of Unicode earlier than 15.1 will
-    // consider these to be a syntax error, so we deliberately omit these characters
-    // from the set of identifiers that are valid in both ES5 and ES6+. For more info
-    // see 2.2 in https://www.unicode.org/L2/L2023/23160-utc176-properties-recs.pdf
-    properties.id_continue.remove(&0x30FB);
-    properties.id_continue.remove(&0xFF65);
-
     properties
 }
 

tests/compare.rs

@@ -14,10 +14,6 @@ fn compare_all_implementations() {
     let id_continue_roaring = roaring::id_continue_bitmap();
 
     for ch in '\0'..=char::MAX {
-        // See test legacy_katakana_middle_dot_patch in tests/patch.rs
-        if matches!(ch, '・' | '･') {
-            continue;
-        }
         let thought_to_be_start = unicode_id_start::is_id_start(ch);
         let thought_to_be_continue = unicode_id_start::is_id_continue(ch);