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

bug: 141621537
Change-Id: Ia6d66ebb99757254fa797a4e31ea4b2617c18087
diff --git a/manifest.xml b/manifest.xml
index b8781cd..b301f50 100644
--- a/manifest.xml
+++ b/manifest.xml
@@ -112,8 +112,6 @@
         </interface>
         <fqname>@1.2::ICryptoFactory/clearkey</fqname>
         <fqname>@1.2::IDrmFactory/clearkey</fqname>
-        <fqname>@1.2::ICryptoFactory/widevine</fqname>
-        <fqname>@1.2::IDrmFactory/widevine</fqname>
     </hal>
     <hal format="hidl">
         <name>android.hardware.dumpstate</name>