Fix clock position is too high in lockscreen preview in tablet portrait mode

Bug: 369937183
Flag: com.android.systemui.migrate_clocks_to_blueprint
Test: manual test, attach screenshots in comment#6
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:efa861ac8951da4c6c82d849c64b29c06df68299)
Merged-In: I4455798e3de7bb4b597a232926041311ce382b47
Change-Id: I4455798e3de7bb4b597a232926041311ce382b47