Revert "Cronet: add test server"

This reverts commit a0f25c4ed06b84a65b826f78ecf0516b6e530199.

Reason for revert: breaking in postsubmit. See b/262291156

Change-Id: I1ba3bcc5e25b384b18112371e4835ba25c40ad44
diff --git a/Cronet/tests/cts/AndroidManifest.xml b/Cronet/tests/cts/AndroidManifest.xml
index 5bbd597..db0f0b3 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 android:networkSecurityConfig="@xml/network_security_config">
-        <uses-library android:name="android.test.runner"/>
-        <uses-library android:name="framework-cronet"/>
+    <application>
+        <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>
+        android:label="Cronet API Networking Tests" />
+</manifest>
\ No newline at end of file