Cascade ParticleRelativeTime Outputs Constant 0 on Mobile

Cascade ParticleRelativeTime outputs constant 0 on mobile.

Found in 4.19 CL# 4033788, 4.20 CL# 4302132, 4.21 CL# 4321618

1. Open the attached project
2. Set the default preview rendering level to either of the high end mobile modes

Results:
The particle will not change color as it does in SM5

Expected:
The particle would act the same as it does in SM5