Respond to CR.

// FREEBIE

Signal/src/util/DisplayableText.swift

@@ -28,12 +28,16 @@ extension UnicodeScalar {
     // * Scripts/emoji-data.txt 
     // * Scripts/emoji_ranges.py
     static let kEmojiRanges = [
-        EmojiRange(rangeStart:0x23, rangeEnd:0x23),
-        EmojiRange(rangeStart:0x2A, rangeEnd:0x2A),
+        // NOTE: Don't treat Pound Sign # as Jumbomoji.
+        //        EmojiRange(rangeStart:0x23, rangeEnd:0x23),
+        // NOTE: Don't treat Asterisk * as Jumbomoji.
+        //        EmojiRange(rangeStart:0x2A, rangeEnd:0x2A),
         // NOTE: Don't treat Digits 0..9 as Jumbomoji.
         //        EmojiRange(rangeStart:0x30, rangeEnd:0x39),
-        EmojiRange(rangeStart:0xA9, rangeEnd:0xA9),
-        EmojiRange(rangeStart:0xAE, rangeEnd:0xAE),
+        // NOTE: Don't treat Copyright Symbol © as Jumbomoji.
+        //        EmojiRange(rangeStart:0xA9, rangeEnd:0xA9),
+        // NOTE: Don't treat Trademark Sign ® as Jumbomoji.
+        //        EmojiRange(rangeStart:0xAE, rangeEnd:0xAE),
         EmojiRange(rangeStart: 0x200D, rangeEnd: 0x200D),
         EmojiRange(rangeStart: 0x203C, rangeEnd: 0x203C),
         EmojiRange(rangeStart: 0x2049, rangeEnd: 0x2049),