revert to Rust 1.77 until we establish a MSRV policy

CleanCut · CleanCut · commit c6f85a0ded1c · 2024-12-11T16:13:28.000-07:00
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
@@ -1,5 +1,5 @@
 [toolchain]
-channel = "1.83.0"
+channel = "1.77.0"
 components = [ "rustfmt" ]
 profile = "default"
 
