Marked 1674 as stable release

app/src/main/java/org/thunderdog/challegram/telegram/Tdlib.java

@@ -1534,7 +1534,10 @@ public boolean checkChangeLogs (boolean alreadySent, boolean test) {
         makeUpdateText(0, 25, 6, APP_RELEASE_VERSION_2023_APRIL, "https://telegra.ph/Telegram-X-04-02", functions, updates, false);
       }
       if (checkVersion(prevVersion, APP_RELEASE_VERSION_2023_AUGUST, test)) {
-        makeUpdateText(0, 25, 10, APP_RELEASE_VERSION_2023_AUGUST, "https://telegra.ph/Telegram-X-08-02", functions, updates, true);
+        makeUpdateText(0, 25, 10, APP_RELEASE_VERSION_2023_AUGUST, "https://telegra.ph/Telegram-X-08-02", functions, updates, false);
+      }
+      if (checkVersion(prevVersion, APP_RELEASE_VERSION_2023_DECEMBER, test)) {
+        makeUpdateText(0, 25, 10, APP_RELEASE_VERSION_2023_DECEMBER, "https://telegra.ph/Telegram-X-2023-12-31", functions, updates, true);
       }
       if (!updates.isEmpty()) {
         incrementReferenceCount(REFERENCE_TYPE_JOB); // starting task
@@ -1594,6 +1597,7 @@ public boolean checkChangeLogs (boolean alreadySent, boolean test) {
   private static final int APP_RELEASE_VERSION_2023_MARCH_2 = 1615; // Bugfixes to the previous release. 15 March, 2023: https://t.me/tgx_android/305
   private static final int APP_RELEASE_VERSION_2023_APRIL = 1624; // Emoji 15.0, more recent stickers & more + critical TDLIb upgrade. 2 April, 2023: https://telegra.ph/Telegram-X-04-02
   private static final int APP_RELEASE_VERSION_2023_AUGUST = 1646; // Translation, Advanced Text Formatting, Emoji Status, tgcalls, reproducible TDLib & more. 3 August, 2023: https://telegra.ph/Telegram-X-08-02
+  private static final int APP_RELEASE_VERSION_2023_DECEMBER = 1674; // Custom emoji, select link preview, archive settings, in-app avatar picker, group chat tools, & more. 31st December, 2023 (full roll-out in January 2024): https://telegra.ph/Telegram-X-2023-12-31
 
   // Startup