build: go 1.24

We were running behind and there were quite some deprecations to update.
This was mostly in the upstream copy/pasta package but seems quite
minimal.

vendor/github.com/pjbgf/sha1cd/ubc/ubc.go

@@ -0,0 +1,5 @@
+// ubc package provides ways for SHA1 blocks to be checked for
+// Unavoidable Bit Conditions that arise from crypto analysis attacks.
+package ubc
+
+//go:generate go run -C asm . -out ../ubc_amd64.s -pkg $GOPACKAGE