Cronet: add test server

This will be an extension of webview's ctstestserver
and only supports http1

Test: atest CronetApiTest

Change-Id: I754bce6f84ff59bc7d61326853c9bd6b2bd0eec9
diff --git a/Cronet/tests/cts/AndroidManifest.xml b/Cronet/tests/cts/AndroidManifest.xml
index db0f0b3..5bbd597 100644
--- a/Cronet/tests/cts/AndroidManifest.xml
+++ b/Cronet/tests/cts/AndroidManifest.xml
@@ -18,18 +18,18 @@
 -->
 
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-        package="org.chromium.net.test">
+          package="org.chromium.net.test">
 
     <uses-permission android:name="android.permission.INTERNET"/>
-    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
+    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
 
-    <application>
-        <uses-library android:name="android.test.runner" />
-        <uses-library android:name="framework-cronet" />
+    <application android:networkSecurityConfig="@xml/network_security_config">
+        <uses-library android:name="android.test.runner"/>
+        <uses-library android:name="framework-cronet"/>
     </application>
 
     <instrumentation
         android:name="androidx.test.runner.AndroidJUnitRunner"
         android:targetPackage="org.chromium.net.test"
-        android:label="Cronet API Networking Tests" />
-</manifest>
\ No newline at end of file
+        android:label="Cronet API Networking Tests"/>
+</manifest>