Revert of android: Increase NUM_PRIVILEGED_SERVICES to 20

chromecast/browser/android/apk/AndroidManifest.xml.jinja2

Index: chromecast/browser/android/apk/AndroidManifest.xml.jinja2
diff --git a/chromecast/browser/android/apk/AndroidManifest.xml.jinja2 b/chromecast/browser/android/apk/AndroidManifest.xml.jinja2
index 01e6497649bcb5d6049eb31a9fff957a76364c40..b977a9ddaeb649d59f42ae4068b39f185e1a64aa 100644
--- a/chromecast/browser/android/apk/AndroidManifest.xml.jinja2
+++ b/chromecast/browser/android/apk/AndroidManifest.xml.jinja2
@@ -44,7 +44,7 @@
                  android:exported="false" />
         {% endfor %}
 
-        {% set num_privileged_services = 20 %}
+        {% set num_privileged_services = 3 %}
         <meta-data android:name="org.chromium.content.browser.NUM_PRIVILEGED_SERVICES"
                    android:value="{{ num_privileged_services }}"/>
         {% for i in range(num_privileged_services) %}