pdl: Add missing generated test files in pdl_generated_files target

Test: atest --host pdl_tests
Bug: 276978278
(cherry picked from https://android-review.googlesource.com/q/commit:02c5c56bbe3f9d6bfa0381d5ff7bcecccf237b58)
Merged-In: I9e3dc981e44b261f270359260955d9f9094ba895
Change-Id: I9e3dc981e44b261f270359260955d9f9094ba895