Merge pull request #221 from mruby/dependabot/bundler/git-2.0.0

Bump git from 1.19.1 to 2.0.0

Author: matz

Gemfile.lock

@@ -42,8 +42,10 @@ GEM
     ffi (1.15.5)
     forwardable-extended (2.6.0)
     gemoji (4.1.0)
-    git (1.19.1)
+    git (2.0.0)
+      activesupport (>= 5.0)
       addressable (~> 2.8)
+      process_executer (~> 1.1)
       rchardet (~> 1.8)
     github-pages (231)
       github-pages-health-check (= 1.18.2)
@@ -237,7 +239,8 @@ GEM
       sawyer (~> 0.9)
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
-    public_suffix (5.0.4)
+    process_executer (1.1.0)
+    public_suffix (5.0.5)
     racc (1.7.3)
     rb-fsevent (0.11.2)
     rb-inotify (0.10.1)