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-multi-month-gift-count.json

@@ -2,10 +2,6 @@
     "input": "@badge-info=subscriber/32;badges=subscriber/3030,sub-gift-leader/2;color=#FF8EA3;display-name=iNatsuFN;emotes=;flags=;id=0d0decbd-b8f4-4e83-9e18-eca9cab69153;login=inatsufn;mod=0;msg-id=subgift;msg-param-gift-months=6;msg-param-goal-contribution-type=SUBS;msg-param-goal-current-contributions=881;msg-param-goal-target-contributions=900;msg-param-goal-user-contributions=1;msg-param-months=16;msg-param-origin-id=2524053421157386961;msg-param-recipient-display-name=kimmi_tm;msg-param-recipient-id=225806893;msg-param-recipient-user-name=kimmi_tm;msg-param-sender-count=334;msg-param-sub-plan-name=Channel\\sSubscription\\s(mxddy);msg-param-sub-plan=1000;room-id=210915729;subscriber=1;system-msg=iNatsuFN\\sgifted\\s6\\smonths\\sof\\sTier\\s1\\sto\\skimmi_tm.\\sThey've\\sgifted\\s334\\smonths\\sin\\sthe\\schannel!;tmi-sent-ts=1712034497332;user-id=218205938;user-type=;vip=0 :tmi.twitch.tv USERNOTICE #pajlada",
     "output": [
         {
-            "badgeInfos": {
-            },
-            "badges": [
-            ],
             "channelName": "",
             "count": 1,
             "displayName": "",
@@ -128,6 +124,10 @@
             "searchText": "iNatsuFN gifted 6 months of a Tier 1 sub to kimmi_tm! They've gifted 334 months in the channel.",
             "serverReceivedTime": "",
             "timeoutUser": "",
+            "twitchBadgeInfos": {
+            },
+            "twitchBadges": [
+            ],
             "userID": "",
             "usernameColor": "#ff000000"
         }