chore(deps): update kbs_protocol digest to 68fdce6

Signed-off-by: red-hat-konflux <126015336+red-hat-konflux[bot]@users.noreply.github.com>

Author: red-hat-konflux[bot]

Cargo.toml

@@ -35,7 +35,7 @@ config = "0.15.19"
 educe = "0.6"
 ear = { git = "https://github.com/veraison/rust-ear.git", rev = "3d5fa46" }
 hex = "0.4.3"
-kbs_protocol = { git = "https://github.com/confidential-containers/guest-components.git", rev = "7be23a1", default-features = false }
+kbs_protocol = { git = "https://github.com/confidential-containers/guest-components.git", rev = "68fdce602a4c8da28ca65402fe93233ae519f2ba", default-features = false }
 kbs-types = "0.14.0"
 kms = { git = "https://github.com/confidential-containers/guest-components.git", rev = "7be23a1", default-features = false }
 jsonwebtoken = { version = "10", default-features = false, features = [