Bump mixlib-archive to 0.4.19

This pull request was triggered automatically via Expeditor when mixlib-archive 0.4.19 was promoted to Rubygems.

This change falls under the obvious fix policy so no Developer Certificate of Origin (DCO) sign-off is required.

Gemfile.lock

@@ -500,9 +500,9 @@ GEM
     mini_portile2 (2.3.0)
     minitar (0.7)
     minitest (5.10.3)
-    mixlib-archive (0.4.18)
+    mixlib-archive (0.4.19)
       mixlib-log
-    mixlib-archive (0.4.18-universal-mingw32)
+    mixlib-archive (0.4.19-universal-mingw32)
       mixlib-log
     mixlib-authentication (2.1.1)
     mixlib-cli (1.7.0)
@@ -513,8 +513,8 @@ GEM
       mixlib-versioning
       thor
     mixlib-log (2.0.4)
-    mixlib-shellout (2.4.2)
-    mixlib-shellout (2.4.2-universal-mingw32)
+    mixlib-shellout (2.4.4)
+    mixlib-shellout (2.4.4-universal-mingw32)
       win32-process (~> 0.8.2)
       wmi-lite (~> 1.0)
     mixlib-versioning (1.2.2)