Move krb5 (and -sys) out of tree (#616)

krb5 and krb5-sys have been moved to their own repo, at
https://github.com/stackabletech/krb5-rs.

krb5-provision-keytab stays in secret-operator since it's a helper
binary for secret-operator specifically, not a component intended for
reuse.

Author: nightkr

Cargo.lock

@@ -12,10 +12,10 @@ repository = "https://github.com/stackabletech/secret-operator"
 
 [workspace.dependencies]
 stackable-operator = { git = "https://github.com/stackabletech/operator-rs.git", features = ["time", "telemetry"], tag = "stackable-operator-0.93.0" }
+krb5 = { git = "https://github.com/stackabletech/krb5-rs.git", tag = "v0.1.0" }
 
 anyhow = "1.0"
 async-trait = "0.1"
-bindgen = "0.71"
 built = { version = "0.8", features = ["chrono", "git2"] }
 byteorder = "1.5"
 clap = "4.5"
@@ -28,7 +28,6 @@ libc = "0.2"
 native-tls = "0.2"
 openssl = "0.10"
 pin-project = "1.1"
-pkg-config = "0.3"
 prost = "0.13"
 prost-types = "0.13"
 rand = "0.9"

Cargo.nix

@@ -9,8 +9,8 @@ repository.workspace = true
 publish = false
 
 [dependencies]
-krb5 = { path = "../krb5" }
 stackable-secret-operator-crd-utils = { path = "../crd-utils" }
+krb5.workspace = true
 
 byteorder.workspace = true
 futures.workspace = true