Bump rake from 10.5.0 to 12.3.3

Bumps [rake](https://github.com/ruby/rake) from 10.5.0 to 12.3.3.
- [Release notes](https://github.com/ruby/rake/releases)
- [Changelog](https://github.com/ruby/rake/blob/master/History.rdoc)
- [Commits](ruby/rake@v10.5.0...v12.3.3)

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

Author: dependabot[bot]

Gemfile.lock

@@ -120,7 +120,7 @@ GEM
       rack
     rainbow (2.0.0)
     rak (1.4)
-    rake (10.5.0)
+    rake (12.3.3)
     rcodetools (0.8.5.0)
     redcarpet (3.3.4)
     rest-client (1.8.0)