chore: Update iso8601 to 0.4

ignatenkobrain · web-flow · commit a4d923b5211b · 2020-05-18T10:32:57.000+02:00
diff --git a/Cargo.toml b/Cargo.toml
@@ -18,7 +18,7 @@ locale = "0.2"
 num-traits = "0.2"
 pad = "0.1"
 libc = "0.2"
-iso8601 = "0.3.0"
+iso8601 = "0.4"
 
 
 [target.'cfg(windows)'.dependencies]
