Add Device Lock service to system server.

Bug: b/241442337
Bug: b/228907574
Test: service successfully starts
Test: atest DeviceLockUnitTests
Test: cts-tradefed run cts -m CtsDeviceLockTestCases

Change-Id: I928d697c4040168955090712547c973a9e7ff61c
diff --git a/boot/Android.bp b/boot/Android.bp
index 9fdb9bc..7839918 100644
--- a/boot/Android.bp
+++ b/boot/Android.bp
@@ -72,6 +72,10 @@
             module: "com.android.conscrypt-bootclasspath-fragment",
         },
         {
+            apex: "com.android.devicelock",
+            module: "com.android.devicelock-bootclasspath-fragment",
+        },
+        {
             apex: "com.android.federatedcompute",
             module: "com.android.federatedcompute-bootclasspath-fragment",
         },