chore: Update updater endpoint in tauri configuration for improved version fetching

This commit modifies the updater endpoint in the tauri configuration file, changing it from a specific URL to a new endpoint that retrieves the latest version information. This update enhances the application's ability to check for updates more efficiently.

src-tauri/tauri.conf.json

@@ -42,7 +42,7 @@
     "updater": {
       "pubkey": "dW50cnVzdGVkIGNvbW1lbnQ6IG1pbmlzaWduIHB1YmxpYyBrZXk6IDgyQUYxQTA2NTYyQTNEOTkKUldTWlBTcFdCaHF2Z29pS0pEdE13U3ZUMVZVTlpGVmQ0YlU2cWlORkdNWU1BY005MU01YjFiU2IK",
       "endpoints": [
-        "https://nyaterm.app/updater/{{target}}/{{arch}}/{{current_version}}"
+        "https://downloads.nyaterm.app/latest.json"
       ],
       "windows": {
         "installMode": "passive"