Version in base suite: 1.44~1+deb12u1
Version in overlay suite: 1.51~1+deb12u1

Base version: shim-signed_1.44~1+deb12u1
Target version: shim-signed_1.51~1+deb12u1
Base files: shim-signed-common_1.44~1+deb12u1+15.8-1~deb12u1_all.deb
Target files: shim-signed-common_1.51~1+deb12u1+16.1-2~deb12u1_all.deb

-W: debconf-is-not-a-registry usr/sbin/update-secureboot-policy
-W: no-manual-page usr/sbin/update-secureboot-policy
+W: debconf-is-not-a-registry [usr/sbin/update-secureboot-policy:17]
+W: no-manual-page [usr/sbin/update-secureboot-policy]