Bump version to 0.1.3

This change bumps the program's version to 0.1.3. The following notable
changes have been made since 0.1.2:
- Increased maximum publishable crate size to 20 MiB
- Bumped git2 dependency to 0.14
- Bumped sha2 dependency to 0.10
- Bumped tracing-subscriber dependency to 0.3

Author: d-e-s-o

CHANGELOG.md

@@ -1,5 +1,5 @@
-Unreleased
-----------
+0.1.3
+-----
 - Increased maximum publishable crate size to 20 MiB
 - Bumped `git2` dependency to `0.14`
 - Bumped `sha2` dependency to `0.10`

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "cargo-http-registry"
-version = "0.1.2"
+version = "0.1.3"
 authors = ["Daniel Mueller <deso@posteo.net>"]
 edition = "2018"
 license = "GPL-3.0-or-later"