Bump Rust 1.89

We can't upgrade to 1.90 because NixOS breaks. 🙂‍↔️

Signed-off-by: Jason Volk <jason@zemos.net>

Cargo.toml

@@ -28,7 +28,7 @@ keywords = [
 license = "Apache-2.0"
 readme = "README.md"
 repository = "https://github.com/matrix-construct/tuwunel"
-rust-version = "1.88.0"
+rust-version = "1.89.0"
 version = "1.4.5"
 
 [workspace.metadata.crane]

flake.nix

@@ -26,7 +26,7 @@
         file = ./rust-toolchain.toml;
 
         # See also `rust-toolchain.toml`
-        sha256 = "sha256-Qxt8XAuaUR2OMdKbN4u8dBJOhSHxS+uS06Wl9+flVEk=";
+        sha256 = "sha256-+9FmLhAOezBZCOziO0Qct1NOrfpjNsXxc/8I0c7BdKE=";
       };
 
       mkScope = pkgs: pkgs.lib.makeScope pkgs.newScope (self: {

rust-toolchain.toml

@@ -9,7 +9,7 @@
 # If you're having trouble making the relevant changes, bug a maintainer.
 
 [toolchain]
-channel = "1.88.0"
+channel = "1.89.0"
 profile = "minimal"
 components = [
     # For rust-analyzer