Revert "update to rust 1.89.0"

syphar · GuillaumeGomez · commit c3c20e67f9e9 · 2025-08-13T13:50:01.000+02:00
This reverts commit b1cd544.
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
@@ -1,3 +1,3 @@
 [toolchain]
-channel = "1.89.0"
+channel = "1.88.0"
 components = ["rustfmt", "clippy"]
