Update rake requirement from ~> 0.8.7 to ~> 13.0.1

Updates the requirements on [rake](https://github.com/ruby/rake) to permit the latest version.
- [Release notes](https://github.com/ruby/rake/releases)
- [Changelog](https://github.com/ruby/rake/blob/master/History.rdoc)
- [Commits](ruby/rake@rake-0.8.7...v13.0.1)

Signed-off-by: dependabot[bot] <[email protected]>

Gemfile.lock

@@ -1,22 +1,27 @@
 PATH
   remote: .
   specs:
-    json_single_table_inheritance (0.1.1)
+    json_sti (0.1.1)
       activerecord (>= 4.2.0, < 7)
       activerecord_json_validator (~> 1.3.0)
+      activesupport (>= 4.2.0, < 7)
+      faker (~> 2.7)
+      pg (~> 1.1)
+      pry-byebug (~> 3.7)
+      zeitwerk (~> 2.2)
 
 GEM
   remote: https://rubygems.org/
   specs:
-    activemodel (6.0.1)
-      activesupport (= 6.0.1)
-    activerecord (6.0.1)
-      activemodel (= 6.0.1)
-      activesupport (= 6.0.1)
+    activemodel (6.0.2.1)
+      activesupport (= 6.0.2.1)
+    activerecord (6.0.2.1)
+      activemodel (= 6.0.2.1)
+      activesupport (= 6.0.2.1)
     activerecord_json_validator (1.3.0)
       activerecord (>= 4.2.0, < 7)
       json-schema (~> 2.8)
-    activesupport (6.0.1)
+    activesupport (6.0.2.1)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
@@ -25,32 +30,32 @@ GEM
     addressable (2.7.0)
       public_suffix (>= 2.0.2, < 5.0)
     ast (2.4.0)
-    byebug (11.0.1)
+    byebug (11.1.1)
     coderay (1.1.2)
-    concurrent-ruby (1.1.5)
+    concurrent-ruby (1.1.6)
     diff-lcs (1.3)
-    faker (2.8.1)
-      i18n (>= 1.6, < 1.8)
-    i18n (1.7.0)
+    faker (2.10.2)
+      i18n (>= 1.6, < 2)
+    i18n (1.8.2)
       concurrent-ruby (~> 1.0)
     jaro_winkler (1.5.4)
     json-schema (2.8.1)
       addressable (>= 2.4)
     method_source (0.9.2)
-    minitest (5.13.0)
+    minitest (5.14.0)
     parallel (1.19.1)
     parser (2.6.5.0)
       ast (~> 2.4.0)
-    pg (1.1.4)
+    pg (1.2.2)
     pry (0.12.2)
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
-    pry-byebug (3.7.0)
+    pry-byebug (3.8.0)
       byebug (~> 11.0)
       pry (~> 0.10)
-    public_suffix (4.0.1)
+    public_suffix (4.0.3)
     rainbow (3.0.0)
-    rake (0.8.7)
+    rake (13.0.1)
     rspec (3.9.0)
       rspec-core (~> 3.9.0)
       rspec-expectations (~> 3.9.0)
@@ -73,7 +78,7 @@ GEM
       unicode-display_width (>= 1.4.0, < 1.7)
     ruby-progressbar (1.10.1)
     thread_safe (0.3.6)
-    tzinfo (1.2.5)
+    tzinfo (1.2.6)
       thread_safe (~> 0.1)
     unicode-display_width (1.6.0)
     zeitwerk (2.2.2)
@@ -82,16 +87,11 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
-  activesupport (>= 4.2.0, < 7)
   bundler (~> 1.12)
-  faker (~> 2.7)
-  json_single_table_inheritance!
-  pg (~> 1.1)
-  pry-byebug (~> 3.7)
-  rake (~> 0.8.7)
+  json_sti!
+  rake (~> 13.0.1)
   rspec (~> 3.5)
   rubocop (~> 0.77)
-  zeitwerk (~> 2.2)
 
 BUNDLED WITH
    1.17.2

json_sti.gemspec

@@ -22,7 +22,7 @@ Gem::Specification.new do |spec|
   spec.require_paths = ["lib"]
 
   spec.add_development_dependency 'bundler', '~> 1.12'
-  spec.add_development_dependency 'rake', '~> 0.8.7'
+  spec.add_development_dependency 'rake', '~> 13.0.1'
   spec.add_development_dependency 'rspec', '~> 3.5'
   spec.add_development_dependency 'rubocop', '~> 0.77'