chore: Update to BOT API 6.5 (#42)

* Update to BOT API 6.5

Details: https://t.me/BotNews/79

Author: SpEcHiDe

import_map.json

@@ -3,11 +3,11 @@
     "dotenv": "https://deno.land/std@0.154.0/dotenv/mod.ts",
     "envalid": "https://deno.land/x/envalid@0.1.2/mod.ts",
     "server": "https://deno.land/std@0.154.0/http/server.ts",
-    "grammy/": "https://deno.land/x/grammy@v1.14.1/",
+    "grammy/": "https://deno.land/x/grammy@v1.19.0/",
     "mongo": "https://deno.land/x/mongo@v0.31.1/mod.ts",
     "autoQuote": "https://deno.land/x/grammy_autoquote@v1.1.2/mod.ts",
     "hydrate": "https://deno.land/x/grammy_hydrate@v1.3.1/mod.ts",
-    "conversations": "https://deno.land/x/grammy_conversations@v1.1.1/mod.ts",
+    "conversations": "https://deno.land/x/grammy_conversations@v1.1.2/mod.ts",
     "i18n": "https://deno.land/x/grammy_i18n@v1.0.1/mod.ts",
     "mongo_sessions": "https://deno.land/x/grammy_storages@v2.1.0/mongodb/src/mod.ts",
     "language": "https://deno.land/x/language@v0.1.0/mod.ts",

src/modules/chatJoins.ts

@@ -58,7 +58,7 @@ composer.on("chat_join_request", async (ctx) => {
   // try to send a message
   try {
     await ctx.api.sendMessage(
-      update.from.id,
+      update.user_chat_id,
       welcome,
     );
   } catch (error) {