Updated dimensions to align with mocks

Aligning dimensions with
[mocks](https://www.figma.com/design/ccBEWEnusF6lE4edgCw7bG/Android-Interactions-Library?node-id=10975-50702&node-type=FRAME&t=7yJD6ipHXpQlbvNx-0)

Flag: com.android.systemui.keyboard_shortcut_helper_rewrite
Test: Manual - ensure UI looks like mocks
Fixes: 359846819
Change-Id: I943420517efe8d81621c39453fe194b62a6fbc3f