Keystore 2.0: Add more watch points.

This patch adds watch points on all calls into keymint, on get_aaid, and
calls to the permission controller.

Test: N/A
Change-Id: If5b85fd1ad5c33e08ba9fd25f5cb0c76be747d3e
diff --git a/keystore2/src/watchdog.rs b/keystore2/src/watchdog.rs
index 0171901..0ed522f 100644
--- a/keystore2/src/watchdog.rs
+++ b/keystore2/src/watchdog.rs
@@ -268,6 +268,7 @@
                     break;
                 }
             }
+            log::info!("Watchdog thread idle -> terminating. Have a great day.");
         }));
         state.state = State::Running;
     }