Stop pluralizing "emoji" as "emojis"

DiscordChatExporter.Core/Markdown/Parsing/MarkdownParser.cs

@@ -156,7 +156,7 @@ namespace DiscordChatExporter.Core.Markdown.Parsing
         // ... or "miscellaneous symbol" character
         // ... or surrogate pair
         // ... or digit followed by enclosing mark
-        // (this does not match all emojis in Discord but it's reasonably accurate enough)
+        // (this does not match all emoji in Discord but it's reasonably accurate enough)
         private static readonly IMatcher<MarkdownNode> StandardEmojiNodeMatcher = new RegexMatcher<MarkdownNode>(
             new Regex("((?:[\\uD83C][\\uDDE6-\\uDDFF]){2}|[\\u2600-\\u26FF]|\\p{Cs}{2}|\\d\\p{Me})", DefaultRegexOptions),
             (_, m) => new EmojiNode(m.Groups[1].Value)

Readme.md

@@ -76,7 +76,7 @@ The following table lists all available download options:
 - Support for both user and bot tokens
 - Support for Discord's dialect of markdown
 - Support for Discord's message filter syntax
-- Support for attachments, embeds, emojis, and other rich media features
+- Support for attachments, embeds, emoji, and other rich media features
 - Multiple output formats: HTML (dark/light), TXT, CSV, JSON
 - File partitioning, date ranges, and other export options
 - Exports messages on the fly without buffering in-memory