[dev.boringcrypto] misc/boring: support codereview.cfg in merge.sh
[dev.boringcrypto] misc/boring: support codereview.cfg in merge.sh

Change-Id: I90f218cdfca6d9b86b1e8961b33fa2e63f799624
Reviewed-on: https://go-review.googlesource.com/c/go/+/290172
Trust: Filippo Valsorda <4f40cda291c5f9634e1affd3db44947af61f705c@golang.org>
Reviewed-by: Katie Hockman <e321a8fd89c4908465ddaf8d5d0d62480efacb63@golang.org>
Reviewed-by: Roland Shoemaker <0d270388f2f92757a5de0f4bd891d3b392c44c4f@golang.org>

golang/go,nawawi/go,golang/go,nawawi/go,golang/go,nawawi/go,golang/go,nawawi/go,nawawi/go,nawawi/go,nawawi/go,golang/go,golang/go,golang/go,nawawi/go,golang/go