Update httparty requirement from ~> 0.16.0 to >= 0.16, < 0.22

Updates the requirements on [httparty](https://github.com/jnunemaker/httparty) to permit the latest version.
- [Release notes](https://github.com/jnunemaker/httparty/releases)
- [Changelog](https://github.com/jnunemaker/httparty/blob/master/Changelog.md)
- [Commits](jnunemaker/httparty@v0.16.4...v0.21.0)

---
updated-dependencies:
- dependency-name: httparty
  dependency-type: direct:production
...

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

Gemfile.lock

@@ -10,7 +10,7 @@ PATH
       compass (~> 1.0.3)
       dragonfly (>= 1.2, < 1.5)
       duktape (~> 2.0.1.1)
-      httparty (~> 0.16.0)
+      httparty (>= 0.16, < 0.22)
       kramdown (~> 2.3.0)
       liquid (~> 4.0.4)
       locomotivecms_common (~> 0.4.0)
@@ -64,15 +64,14 @@ GEM
       sass (>= 3.3.0, < 3.5)
     compass-import-once (1.0.5)
       sass (>= 3.2, < 3.5)
-    concurrent-ruby (1.1.10)
+    concurrent-ruby (1.2.0)
     coveralls (0.8.23)
       json (>= 1.8, < 3)
       simplecov (~> 0.16.1)
       term-ansicolor (~> 1.3)
       thor (>= 0.19.4, < 2.0)
       tins (~> 1.6)
     crass (1.0.6)
-    date (3.3.3)
     diff-lcs (1.5.0)
     docile (1.4.0)
     dragonfly (1.4.0)
@@ -86,8 +85,8 @@ GEM
     haml (5.2.2)
       temple (>= 0.8.0)
       tilt
-    httparty (0.16.4)
-      mime-types (~> 3.0)
+    httparty (0.21.0)
+      mini_mime (>= 1.0.0)
       multi_xml (>= 0.5.2)
     i18n (1.12.0)
       concurrent-ruby (~> 1.0)
@@ -107,44 +106,32 @@ GEM
       attr_extras (~> 5.2.0)
       colorize
       stringex (~> 2.8.2)
-    mail (2.8.0.1)
+    mail (2.7.1)
       mini_mime (>= 0.1.1)
-      net-imap
-      net-pop
-      net-smtp
-    memory_profiler (1.0.0)
+    memory_profiler (1.0.1)
     mime-types (3.3.1)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2022.0105)
     mimetype-fu (0.1.2)
     mini_mime (1.1.2)
-    mini_portile2 (2.8.1)
-    minitest (5.17.0)
+    mini_portile2 (2.6.1)
+    minitest (5.15.0)
     moneta (1.0.0)
     mongo (2.13.3)
       bson (>= 4.8.2, < 5.0.0)
     morphine (0.1.1)
     multi_json (1.15.0)
     multi_xml (0.6.0)
-    net-imap (0.3.4)
-      date
-      net-protocol
-    net-pop (0.1.2)
-      net-protocol
-    net-protocol (0.2.1)
-      timeout
-    net-smtp (0.3.3)
-      net-protocol
     nio4r (2.5.8)
-    nokogiri (1.13.10)
-      mini_portile2 (~> 2.8.0)
+    nokogiri (1.12.5)
+      mini_portile2 (~> 2.6.1)
       racc (~> 1.4)
     nokogumbo (2.0.5)
       nokogiri (~> 1.8, >= 1.8.4)
     origin (2.3.1)
     pony (1.13.1)
       mail (>= 2.0)
-    public_suffix (5.0.1)
+    public_suffix (4.0.7)
     puma (5.6.5)
       nio4r (~> 2.0)
     racc (1.6.2)
@@ -198,8 +185,7 @@ GEM
     thor (1.2.1)
     thread_safe (0.3.6)
     tilt (2.0.11)
-    timecop (0.9.5)
-    timeout (0.3.1)
+    timecop (0.9.6)
     tins (1.31.1)
       sync
     tzinfo (1.2.11)

locomotivecms_steam.gemspec

@@ -23,7 +23,7 @@ Gem::Specification.new do |spec|
   spec.add_dependency 'nokogiri',               '>= 1.11', '< 1.14'
   spec.add_dependency 'sanitize',               '~> 5.2.1'
   spec.add_dependency 'morphine',               '~> 0.1.1'
-  spec.add_dependency 'httparty',               '~> 0.16.0'
+  spec.add_dependency 'httparty',               '>= 0.16', '< 0.22'
   spec.add_dependency 'chronic',                '~> 0.10.2'
   spec.add_dependency 'bcrypt',                 '~> 3.1.11'
   spec.add_dependency 'multi_json',             '~> 1.15.0'