Update Rust crate kube to 0.76.0 (#498)

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This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [kube](https://togithub.com/kube-rs/kube) | dependencies | minor | `0.75.0` -> `0.76.0` |

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Co-authored-by: Sebastian Bernauer <[email protected]>

Author: renovate[bot]

Cargo.toml

@@ -15,7 +15,7 @@ either = "1.8.0"
 futures = "0.3.23"
 json-patch = "0.2.6"
 k8s-openapi = { version = "0.16.0", default-features = false, features = ["schemars", "v1_24"] }
-kube = { version = "0.75.0", features = ["jsonpatch", "runtime", "derive"] }
+kube = { version = "0.76.0", features = ["jsonpatch", "runtime", "derive"] }
 lazy_static = "1.4.0"
 product-config = { git = "https://github.com/stackabletech/product-config.git", tag = "0.4.0" }
 rand = "0.8.5"
@@ -40,10 +40,5 @@ snafu = "0.7.1"
 rstest = "0.15.0"
 tempfile = "3.3.0"
 
-[features]
-default = ["native-tls"]
-native-tls = ["kube/native-tls"]
-rustls-tls = ["kube/rustls-tls"]
-
 [workspace]
 members = ["stackable-operator-derive"]