Use vintf for confirmation UI

Bug: 198291202
Test: Build pass
Change-Id: I6315ad41570d2041d4edbe7dee7cd911e7ecf917
(cherry picked from commit b11cf68f03fb6420c576892e6d1a4c88fd29b957)
diff --git a/manifest.xml b/manifest.xml
index 4082048..0f78cf0 100644
--- a/manifest.xml
+++ b/manifest.xml
@@ -81,15 +81,6 @@
         </interface>
     </hal>
     <hal format="hidl">
-        <name>android.hardware.confirmationui</name>
-        <transport>hwbinder</transport>
-        <version>1.0</version>
-        <interface>
-            <name>IConfirmationUI</name>
-            <instance>default</instance>
-        </interface>
-    </hal>
-    <hal format="hidl">
         <name>android.hardware.drm</name>
         <transport>hwbinder</transport>
         <version>1.0</version>