Bump middleman from 4.4.2 to 4.4.3 (#40)

Bumps [middleman](https://github.com/middleman/middleman) from 4.4.2 to 4.4.3.
- [Release notes](https://github.com/middleman/middleman/releases)
- [Changelog](https://github.com/middleman/middleman/blob/master/CHANGELOG.md)
- [Commits](https://github.com/middleman/middleman/commits)

---
updated-dependencies:
- dependency-name: middleman
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Gemfile

@@ -1,6 +1,6 @@
 source 'https://rubygems.org'
 
-gem 'middleman', '~> 4.2'
+gem 'middleman', '~> 4.4'
 gem 'middleman-autoprefixer', '~> 3.0'
 gem 'middleman-livereload'
 gem 'mini_racer'

Gemfile.lock

@@ -12,14 +12,13 @@ GIT
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (6.1.6.1)
+    activesupport (7.0.4)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 1.6, < 2)
       minitest (>= 5.1)
       tzinfo (~> 2.0)
-      zeitwerk (~> 2.3)
-    addressable (2.8.0)
-      public_suffix (>= 2.0.2, < 5.0)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
     autoprefixer-rails (10.4.7.0)
       execjs (~> 2)
     backports (3.23.0)
@@ -29,7 +28,7 @@ GEM
       execjs
     coffee-script-source (1.12.2)
     concurrent-ruby (1.1.10)
-    contracts (0.13.0)
+    contracts (0.17)
     dotenv (2.8.1)
     em-websocket (0.5.3)
       eventmachine (>= 0.12.9)
@@ -65,27 +64,27 @@ GEM
     kramdown (2.4.0)
       rexml
     libv8-node (16.10.0.0)
-    listen (3.0.8)
-      rb-fsevent (~> 0.9, >= 0.9.4)
-      rb-inotify (~> 0.9, >= 0.9.7)
+    listen (3.7.1)
+      rb-fsevent (~> 0.10, >= 0.10.3)
+      rb-inotify (~> 0.9, >= 0.9.10)
     memoist (0.16.2)
-    middleman (4.4.2)
+    middleman (4.4.3)
       coffee-script (~> 2.2)
-      haml (>= 4.0.5)
+      haml (>= 4.0.5, < 6.0)
       kramdown (>= 2.3.0)
-      middleman-cli (= 4.4.2)
-      middleman-core (= 4.4.2)
+      middleman-cli (= 4.4.3)
+      middleman-core (= 4.4.3)
     middleman-autoprefixer (3.0.0)
       autoprefixer-rails (~> 10.0)
       middleman-core (>= 4.0.0)
-    middleman-cli (4.4.2)
+    middleman-cli (4.4.3)
       thor (>= 0.17.0, < 2.0)
-    middleman-core (4.4.2)
-      activesupport (>= 6.1, < 7.0)
+    middleman-core (4.4.3)
+      activesupport (>= 6.1, < 7.1)
       addressable (~> 2.4)
       backports (~> 3.6)
       bundler (~> 2.0)
-      contracts (~> 0.13.0)
+      contracts (~> 0.13)
       dotenv
       erubis
       execjs (~> 2.0)
@@ -94,7 +93,7 @@ GEM
       hamster (~> 3.0)
       hashie (~> 3.4)
       i18n (~> 1.6.0)
-      listen (~> 3.0.0)
+      listen (~> 3.0)
       memoist (~> 0.14)
       padrino-helpers (~> 0.15.0)
       parallel
@@ -111,7 +110,7 @@ GEM
       rack-livereload (~> 0.3.15)
     mini_racer (0.6.3)
       libv8-node (~> 16.10.0.0)
-    minitest (5.16.2)
+    minitest (5.16.3)
     padrino-helpers (0.15.1)
       i18n (>= 0.6.7, < 2)
       padrino-support (= 0.15.1)
@@ -120,18 +119,18 @@ GEM
     parallel (1.22.1)
     parslet (2.0.0)
     progress (3.6.0)
-    public_suffix (4.0.7)
+    public_suffix (5.0.0)
     rack (2.2.4)
     rack-livereload (0.3.17)
       rack
-    rb-fsevent (0.11.1)
+    rb-fsevent (0.11.2)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
     rexml (3.2.5)
     sassc (2.4.0)
       ffi (~> 1.9)
     servolux (0.13.0)
-    temple (0.8.2)
+    temple (0.9.1)
     thor (1.2.1)
     tilt (2.0.11)
     toml (0.3.0)
@@ -141,14 +140,13 @@ GEM
     uglifier (3.2.0)
       execjs (>= 0.3.0, < 3)
     webrick (1.7.0)
-    zeitwerk (2.6.0)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
   builder
-  middleman (~> 4.2)
+  middleman (~> 4.4)
   middleman-autoprefixer (~> 3.0)
   middleman-imageoptim!
   middleman-livereload