chore: remove hardcoded fallback domains

fight996/build.gradle

@@ -24,7 +24,6 @@ android {
         //app 名字
         resValue('string', 'app_name', 'FIGHT996')
         //预埋订阅网址
-        buildConfigField "String", "BASE_URL", "\"https://fight996au.com/\""
         //后台唯一ID
         buildConfigField "int", "USERID", "259"
         //状态栏文字颜色是否为白色

fight996/src/main/java/com/webclip/base/IndexActivity.java

@@ -67,7 +67,6 @@ public class IndexActivity extends MainActivity {
         userId =  BuildConfig.USERID;
         saveInt(IndexActivity.this,"user_code",userId);
 
-        saveString(this, "base_url",BuildConfig.BASE_URL);
         styleColor = getColor(R.color.style_color);
         windowsColor = getColor(R.color.windows_color);
         isWhite = BuildConfig.IS_WHITE;