Bump crack from 0.4.3 to 0.4.4

Bumps [crack](https://github.com/jnunemaker/crack) from 0.4.3 to 0.4.4.
- [Release notes](https://github.com/jnunemaker/crack/releases)
- [Changelog](https://github.com/jnunemaker/crack/blob/master/History)
- [Commits](jnunemaker/crack@v0.4.3...v0.4.4)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Gemfile.lock

@@ -22,8 +22,7 @@ GEM
       term-ansicolor (~> 1.3)
       thor (>= 0.19.4, < 2.0)
       tins (~> 1.6)
-    crack (0.4.3)
-      safe_yaml (~> 1.0.0)
+    crack (0.4.4)
     diff-lcs (1.4.4)
     docile (1.3.2)
     domain_name (0.5.20190701)
@@ -102,7 +101,6 @@ GEM
     rubocop-rspec (1.43.2)
       rubocop (~> 0.87)
     ruby-progressbar (1.10.1)
-    safe_yaml (1.0.5)
     simple_oauth (0.3.1)
     simplecov (0.16.1)
       docile (~> 1.1)