Remove patch versions from dependencies

Author: ZeroErrors

Cargo.toml

@@ -12,12 +12,12 @@ repository = "https://github.com/rust-embedded/cargo-binutils/"
 version = "0.2.0"
 
 [dependencies]
-cargo_metadata = "0.10.0"
-clap = "2.33.0"
-failure = "0.1.7"
-regex = "1.3.6"
-rustc-cfg = "0.4.0"
-rustc-demangle = "0.1.16"
-rustc_version = "0.2.3"
+cargo_metadata = "0.10"
+clap = "2.33"
+failure = "0.1"
+regex = "1.3"
+rustc-cfg = "0.4"
+rustc-demangle = "0.1"
+rustc_version = "0.2"
 serde = "1.0"
-toml = "0.5.6"
+toml = "0.5"