Remove conflicting Gatekeeper declaration

This is now provided by the VINTF in the rest of the gatekeeper changes.

Test: compiles without confict and produces the correct manifest.xml
Change-Id: Icd55270b6a31153f90f24c7ea258630d01618e10
Merged-In: Icd55270b6a31153f90f24c7ea258630d01618e10
diff --git a/manifest.xml b/manifest.xml
index c0893a2..01ded6e 100644
--- a/manifest.xml
+++ b/manifest.xml
@@ -125,15 +125,6 @@
         </interface>
     </hal>
     <hal format="hidl">
-        <name>android.hardware.gatekeeper</name>
-        <transport>hwbinder</transport>
-        <version>1.0</version>
-        <interface>
-            <name>IGatekeeper</name>
-            <instance>default</instance>
-        </interface>
-    </hal>
-    <hal format="hidl">
         <name>android.hardware.gnss</name>
         <transport>hwbinder</transport>
         <version>1.0</version>