Add HmacKeyManager to InputDispatcher

This class will be used to sign pieces of MotionEvent and MotionEntry.

Bug: 134977432
Test: atest libinput_tests inputflinger_tests

Change-Id: Ica006edc5b049e1d5d894de255866eedb9cbb0e2
diff --git a/services/inputflinger/dispatcher/Android.bp b/services/inputflinger/dispatcher/Android.bp
index a556aad..3f956a8 100644
--- a/services/inputflinger/dispatcher/Android.bp
+++ b/services/inputflinger/dispatcher/Android.bp
@@ -28,6 +28,7 @@
     ],
     shared_libs: [
         "libbase",
+        "libcrypto",
         "libcutils",
         "libinput",
         "libinputreporter",