Add Widevine L3 drm service to cuttlefish

In adding Widevine L3 drm service to cuttlefish,
we have moved the open code Widevine fqname reference
to vendor/widevine. Remove duplicate code in device
manifest.xml.

Test: Build successfully
Test: suggestion: Play Movies & TV, Netflix and Exoplayer
Test: suggestion: GTS L1 tests

bug: 141621537
Change-Id: Ia95db4c18170b81111d4350b677d80932cd1eaba
diff --git a/manifest.xml b/manifest.xml
index 3be26bf..980052b 100644
--- a/manifest.xml
+++ b/manifest.xml
@@ -13,8 +13,6 @@
         </interface>
         <fqname>@1.1::ICryptoFactory/clearkey</fqname>
         <fqname>@1.1::IDrmFactory/clearkey</fqname>
-        <fqname>@1.1::ICryptoFactory/widevine</fqname>
-        <fqname>@1.1::IDrmFactory/widevine</fqname>
     </hal>
     <hal format="hidl">
         <name>android.hardware.audio.effect</name>