Fix fd leak in clatStart() by closing in finally block

Resolved LeakedClosableViolation in ClatCoordinator.clatStart() by
ensuring file descriptors (FDs) are closed in a finally block after
being passed to clatd.

Bug: 343563720
Test: TH
Change-Id: I9da89c0a1c12c952bf829126215781a580ad0bf0
1 file changed