PDL: remove unnecessary ‘requires’

The ‘data’ property can be used directly, we don’t need the ‘requires’
property.

Test: atest pdl_tests
(cherry picked from https://android-review.googlesource.com/q/commit:e8b8c66f07be93e24f6ab0dd0c9c88ed1f16901a)
Merged-In: Ie4587fd9f4d3d18ed1ecf7c07d2b16c865a86709
Change-Id: Ie4587fd9f4d3d18ed1ecf7c07d2b16c865a86709