fix comment

Author: Gareth Widlansky

tests/build-sealed

@@ -57,19 +57,12 @@ if test -z "${secureboot}"; then
 fi
 
 # handle sdboot signing before building the sealed UKI
-# moves db, PK, and KEK test keys into /usr/lib/bootc/keys
 sdboot_signed="${input_image}_signed"
 runv podman build -t $sdboot_signed \
   --build-arg=base=${input_image} \
   --build-arg=buildroot=${buildroot_base} \
   --secret=id=key,src=${secureboot}/db.key \
   --secret=id=cert,src=${secureboot}/db.crt \
-  --secret=id=cert,src=${secureboot}/db.crt \
-  --secret=id=pk_key,src=${secureboot}/PK.key \
-  --secret=id=pk_cert,src=${secureboot}/PK.crt \
-  --secret=id=kek_key,src=${secureboot}/KEK.key \
-  --secret=id=kek_cert,src=${secureboot}/KEK.crt \
-  --secret=id=guid,src=${secureboot}/GUID.txt \
   -f Dockerfile.sdboot .
 
 graphroot=$(podman system info -f '{{.Store.GraphRoot}}')