build(deps): bump minitar from 0.5.4 to 0.9

Bumps [minitar](https://github.com/halostatue/minitar) from 0.5.4 to 0.9.
- [Release notes](https://github.com/halostatue/minitar/releases)
- [Changelog](https://github.com/halostatue/minitar/blob/master/History.md)
- [Commits](https://github.com/halostatue/minitar/commits/v0.9)

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Gemfile.lock

@@ -59,7 +59,7 @@ GEM
     kitchen-lxc (0.0.1.beta1)
       test-kitchen (>= 1.0.0.alpha.0)
     method_source (0.8.1)
-    minitar (0.5.4)
+    minitar (0.9)
     mixlib-authentication (1.3.0)
       mixlib-log
     mixlib-config (1.1.2)