Use Rust 1.89.0 (#573)

mlafeldt · web-flow · commit 76014c1abaa4 · 2025-08-07T19:44:12.000+02:00
https://blog.rust-lang.org/2025/08/07/Rust-1.89.0/
diff --git a/Cargo.lock b/Cargo.lock
diff --git a/crates/duckdb/src/vtab/excel.rs b/crates/duckdb/src/vtab/excel.rs
@@ -16,6 +16,7 @@ struct ExcelInitData {
     start: AtomicUsize,
 }
 
+#[allow(dead_code)]
 struct ExcelVTab;
 
 impl VTab for ExcelVTab {
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
@@ -1,3 +1,3 @@
 [toolchain]
-channel = "1.88"
+channel = "1.89"
 components = ["rustfmt", "clippy"]
