fix pinning of rust toolchain (#1370)

Author: molpopgen

rust/fp11rust/Cargo.toml

@@ -5,10 +5,6 @@ edition = "2021"
 license = "GPL-3.0-or-later"
 publish = false
 
-[toolchain]
-channel = "1.62.1"
-profile = "minimal"
-
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 [lib]
 crate-type = ["staticlib"]

rust/fp11rust/rust-toolchain.toml

@@ -0,0 +1,3 @@
+[toolchain]
+channel = "1.62.1"
+profile = "minimal"