Fix "unnecessary with of ancestor [-gnatwr]"

(cherry picked from commit 8be5a82b85ceb3ee8a1c4fbf36c75a4bfbda8900)

Original-Change-Id: I3a8a161a5fd6f8f261d101f1752b452d3706a2df
Original-Signed-off-by: Elyes Haouas <[email protected]>
Original-Reviewed-on: https://review.coreboot.org/c/libhwbase/+/67832
Original-Tested-by: Nico Huber <[email protected]>
Original-Reviewed-by: Nico Huber <[email protected]>
Original-Reviewed-by: Angel Pons <[email protected]>
GitOrigin-RevId: 8be5a82b85ceb3ee8a1c4fbf36c75a4bfbda8900
Change-Id: I8a604716d3097822ad2b9cf320ae4bf84c7eb651
2 files changed