Update tty tree (faker-ruby#1626)

* Fix broken test

* update tty-tree gem

Gemfile.lock

@@ -7,17 +7,17 @@ PATH
       thor (~> 0.20.0)
       tty-pager (~> 0.12.0)
       tty-screen (~> 0.6.5)
-      tty-tree (~> 0.2.0)
+      tty-tree (~> 0.3.0)
 
 GEM
   remote: https://rubygems.org/
   specs:
     ast (2.4.0)
     coderay (1.1.2)
-    concurrent-ruby (1.1.4)
+    concurrent-ruby (1.1.5)
     docile (1.3.1)
     equatable (0.5.0)
-    i18n (1.4.0)
+    i18n (1.6.0)
       concurrent-ruby (~> 1.0)
     jaro_winkler (1.5.2)
     json (2.1.0)
@@ -60,13 +60,13 @@ GEM
     thor (0.20.3)
     timecop (0.9.1)
     tty-color (0.4.3)
-    tty-pager (0.12.0)
+    tty-pager (0.12.1)
       strings (~> 0.1.4)
       tty-screen (~> 0.6)
       tty-which (~> 0.4)
     tty-screen (0.6.5)
-    tty-tree (0.2.0)
-    tty-which (0.4.0)
+    tty-tree (0.3.0)
+    tty-which (0.4.1)
     unicode-display_width (1.4.1)
     unicode_utils (1.4.0)
 

faker.gemspec

@@ -30,7 +30,7 @@ Gem::Specification.new do |spec|
   spec.add_dependency('thor', '~> 0.20.0')
   spec.add_dependency('tty-pager', '~> 0.12.0')
   spec.add_dependency('tty-screen', '~> 0.6.5')
-  spec.add_dependency('tty-tree', '~> 0.2.0')
+  spec.add_dependency('tty-tree', '~> 0.3.0')
 
   spec.add_development_dependency('minitest', '5.11.3')
   spec.add_development_dependency('pry', '0.12.2')