build: bump rust compiler version to stable (1.91.1)

thunderbiscuit · thunderbiscuit · commit f8bfef846c86 · 2025-12-03T10:42:12.000-05:00
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
@@ -1,3 +1,3 @@
 [toolchain]
-channel = "1.90.0"
+channel = "1.91.1"
 components = ["clippy", "rustfmt"]
