Bump MSRV to fix CI

brought in by home dep, but it's within our policy.

Signed-off-by: clux <[email protected]>

.devcontainer/Dockerfile

@@ -1,4 +1,4 @@
-FROM docker.io/rust:1.77.2-bullseye
+FROM docker.io/rust:1.81.0-bullseye
 
 ENV DEBIAN_FRONTEND=noninteractive
 RUN apt update && apt upgrade -y

Cargo.toml

@@ -24,7 +24,7 @@ repository = "https://github.com/kube-rs/kube"
 readme = "README.md"
 license = "Apache-2.0"
 edition = "2021"
-rust-version = "1.77.2"
+rust-version = "1.81.0"
 
 [workspace.lints.rust]
 unsafe_code = "forbid"

README.md

@@ -1,7 +1,7 @@
 # kube-rs
 
 [![Crates.io](https://img.shields.io/crates/v/kube.svg)](https://crates.io/crates/kube)
-[![Rust 1.77](https://img.shields.io/badge/MSRV-1.77-dea584.svg)](https://github.com/rust-lang/rust/releases/tag/1.77.2)
+[![Rust 1.81](https://img.shields.io/badge/MSRV-1.81-dea584.svg)](https://github.com/rust-lang/rust/releases/tag/1.81.0)
 [![Tested against Kubernetes v1.28 and above](https://img.shields.io/badge/MK8SV-v1.28-326ce5.svg)](https://kube.rs/kubernetes-version)
 [![Best Practices](https://bestpractices.coreinfrastructure.org/projects/5413/badge)](https://bestpractices.coreinfrastructure.org/projects/5413)
 [![Discord chat](https://img.shields.io/discord/500028886025895936.svg?logo=discord&style=plastic)](https://discord.gg/tokio)