Allow nix 0.23.

m-ou-se · m-ou-se · commit e9d692babdd2 · 2021-10-01T12:46:52.000+02:00
diff --git a/Cargo.toml b/Cargo.toml
@@ -18,7 +18,7 @@ Provides API for safe access to Linux i2c device interface.
 libc = "0.2"
 bitflags = "1.3"
 byteorder = "1"
-nix = "0.22"
+nix = ">= 0.22, < 0.24"
 
 [dev-dependencies]
 docopt = "1"
