fix(android): allow cleartext for tailnet web

apps/android/app/src/main/AndroidManifest.xml

@@ -21,6 +21,7 @@
         android:roundIcon="@mipmap/ic_launcher_round"
         android:label="@string/app_name"
         android:supportsRtl="true"
+        android:networkSecurityConfig="@xml/network_security_config"
         android:theme="@style/Theme.ClawdisNode">
         <service
             android:name=".NodeForegroundService"