Bump tzinfo from 1.2.7 to 1.2.10

Bumps [tzinfo](https://github.com/tzinfo/tzinfo) from 1.2.7 to 1.2.10.
- [Release notes](https://github.com/tzinfo/tzinfo/releases)
- [Changelog](https://github.com/tzinfo/tzinfo/blob/master/CHANGES.md)
- [Commits](https://github.com/tzinfo/tzinfo/compare/v1.2.7...v1.2.10)

---
updated-dependencies:
- dependency-name: tzinfo
  dependency-type: indirect
...

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

Gemfile.lock

@@ -275,7 +275,7 @@ GEM
     turbolinks (5.2.1)
       turbolinks-source (~> 5.2)
     turbolinks-source (5.2.0)
-    tzinfo (1.2.7)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     uglifier (4.2.0)
       execjs (>= 0.3.0, < 3)
@@ -322,6 +322,7 @@ DEPENDENCIES
   rubocop
   rubocop-faker
   sass-rails
+  sassc (~> 2.1.0)
   shoulda-matchers (~> 3.1)
   simplecov
   slim-rails