[Android] Move AutofillProfileBridge to c/b/autofill/android.

The reason for the move in that the AutofillProfileBridge.java
file is already in the c/b/autofill/android. There's no reason
why the autofill_profile_bridge.{h,cc} should be placed outside
of that directory.

Bug: 402020076
Change-Id: If667c589b59b3614a0daeac895a8deb2bcbd5bd5
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6372041
Commit-Queue: Timofey Chudakov <tchudakov@google.com>
Reviewed-by: Jihad Hanna <jihadghanna@google.com>
Reviewed-by: Friedrich Hauser <friedrichh@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1435296}