Bump rand to 0.4

Signed-off-by: Igor Gnatenko <ignatenkobrain@fedoraproject.org>

rust-sha1.spec

@@ -12,6 +12,9 @@ Summary:        Minimal implementation of SHA1 for Rust
 License:        BSD
 URL:            https://crates.io/crates/sha1
 Source0:        https://crates.io/api/v1/crates/%{crate}/%{version}/download#/%{crate}-%{version}.crate
+# Initial patched metadata
+# * Bump rand to 0.4, sha1-0.4.0-fix-metadata.diff
+Patch0:         sha1-0.4.0-fix-metadata.diff
 
 ExclusiveArch:  %{rust_arches}
 
@@ -19,7 +22,7 @@ BuildRequires:  rust-packaging
 %if %{with check}
 # [dev-dependencies]
 BuildRequires:  (crate(openssl) >= 0.9.0 with crate(openssl) < 0.10.0)
-BuildRequires:  (crate(rand) >= 0.3.0 with crate(rand) < 0.4.0)
+BuildRequires:  (crate(rand) >= 0.4.0 with crate(rand) < 0.5.0)
 %endif
 
 %description

sha1-0.4.0-fix-metadata.diff

@@ -0,0 +1,8 @@
+--- sha1-0.4.0/Cargo.toml	1970-01-01T01:00:00+01:00
++++ sha1-0.4.0/Cargo.toml	2017-12-31T15:11:50.621764+01:00
+@@ -22,4 +22,4 @@
+ version = "0.9"
+ 
+ [dev-dependencies.rand]
+-version = "0.3"
++version = "0.4"