[hlo] Verify that aliased parameters and results have identical layouts in the entry computation layout
[hlo] Verify that aliased parameters and results have identical layouts in the entry computation layout

FUTURE_COPYBARA_INTEGRATE_REVIEW=https://github.com/openxla/xla/pull/12154 from philipphack:u_fp8_scale_xla c7944fc3b2b7fdc45a06d058dea856fff2bd7e15
