Update AppConfig.kt (#5884)

* Update AppConfig.kt

* Update build.yml

V2rayNG/app/src/main/java/com/v2ray/ang/AppConfig.kt

@@ -133,7 +133,7 @@ object AppConfig {
     const val IP_API_URL = "https://api.ip.sb/geoip"
 
     /** DNS server addresses. */
-    const val DNS_PROXY = "1.1.1.1"
+    const val DNS_PROXY = "https://cloudflare-dns.com/dns-query"
     const val DNS_DIRECT = "223.5.5.5"
     const val DNS_VPN = "1.1.1.1"
     const val GEOSITE_PRIVATE = "geosite:private"