Split out some BLS stuff into a separate testable crate without UEFI types

Cargo.lock

@@ -64,11 +64,19 @@ dependencies = [
  "crypto-common",
 ]
 
+[[package]]
+name = "edera-sprout-bls"
+version = "0.0.28"
+dependencies = [
+ "anyhow",
+]
+
 [[package]]
 name = "edera-sprout-boot"
 version = "0.0.28"
 dependencies = [
  "anyhow",
+ "edera-sprout-bls",
  "edera-sprout-build",
  "edera-sprout-config",
  "edera-sprout-eficore",