Clean role manager adapter comment

Bug: 129778256
Test: Build
Merged-In: I810c30936180324e85992bfd777ec60ab6b384a0
Change-Id: I810c30936180324e85992bfd777ec60ab6b384a0
(cherry picked from commit 0fbd7ba4d424279b654bead639aca05a97f6dc20)
1 file changed