refactor: rename Badge to TwitchBadge (#6706)

this change is made to clarify that the previously-called Badge object
is actually specialized for Twitch badges

tests/snapshots/IrcMessageHandler/sub-gift-02.json

@@ -2,10 +2,6 @@
     "input": "@tmi-sent-ts=1751793597378;subscriber=1;id=ac51c358-0525-468f-9e0f-e9f2b7953c29;room-id=11148817;user-id=11148817;login=pajlada;display-name=pajlada;badges=broadcaster/1,subscriber/3072,partner/1;badge-info=subscriber/114;color=#CC44FF;flags=;user-type=;emotes=;msg-param-sub-plan-name=look\\sat\\sthose\\sshitty\\semotes,\\srip\\s$5\\sLUL;msg-param-gift-months=1;system-msg=pajlada\\sgifted\\sa\\sTier\\s1\\ssub\\sto\\srustafur!;msg-param-months=6;msg-param-origin-id=4645652708379472175;msg-param-recipient-id=27787997;msg-param-sub-plan=1000;msg-id=subgift;msg-param-recipient-display-name=rustafur;msg-param-recipient-user-name=rustafur;msg-param-community-gift-id=4645652708379472175;msg-param-sender-count=0 :tmi.twitch.tv USERNOTICE #pajlada",
     "output": [
         {
-            "badgeInfos": {
-            },
-            "badges": [
-            ],
             "channelName": "",
             "count": 1,
             "displayName": "",
@@ -118,6 +114,10 @@
             "searchText": "pajlada gifted a Tier 1 sub to rustafur!",
             "serverReceivedTime": "",
             "timeoutUser": "",
+            "twitchBadgeInfos": {
+            },
+            "twitchBadges": [
+            ],
             "userID": "",
             "usernameColor": "#ff000000"
         }