static/metrics/Cargo.toml: Bump version to 0.5.0-rc.1

Signed-off-by: Max Inden <[email protected]>

Author: mxinden

static-metric/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "prometheus-static-metric"
-version = "0.4.0"
+version = "0.5.0-rc.1"
 license = "Apache-2.0"
 authors = ["[email protected]"]
 description = "Static metric helper utilities for rust-prometheus."