fix: Downgrade k8s-openapi to 0.26.0 to prevent CRD schema bug

Author: sbernauer

Cargo.lock

@@ -32,6 +32,9 @@ strum = { version = "0.27", features = ["derive"] }
 tokio = { version = "1.40", features = ["full"] }
 tracing = "0.1"
 
+# k8s-openapi 0.26.1 doesn't play well with our kube version: https://github.com/kube-rs/kube/issues/1869
+k8s-openapi = "=0.26.0"
+
 [patch."https://github.com/stackabletech/operator-rs.git"]
 # stackable-operator = { git = "https://github.com/stackabletech//operator-rs.git", branch = "main" }
 # stackable-operator = { path = "../operator-rs/crates/stackable-operator" }