Adding logging pressHome()

Will help understanding flakiness of platform smoke tests.

Bug: 110103162
Test: TaplTests
Change-Id: I7c112554f8281ebe0e62026644e5705a7d1218a2
diff --git a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
index 441fc65..9e4a615 100644
--- a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
+++ b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
@@ -225,7 +225,10 @@
         // otherwise waitForIdle may return immediately in case when there was a big enough pause in
         // accessibility events prior to pressing Home.
         executeAndWaitForEvent(
-                () -> getSystemUiObject("home").click(),
+                () -> {
+                    log("LauncherInstrumentation.pressHome before clicking");
+                    getSystemUiObject("home").click();
+                },
                 event -> true,
                 "Pressing Home didn't produce any events");
         mDevice.waitForIdle();