Chore: Update capybara gem

Related to updating selenium-webdriver:
- titusfortner/webdrivers#247 (comment)

Refs: #4176

Gemfile

@@ -120,7 +120,7 @@ group :test do
   gem "rails-controller-testing", "~> 1.0"
   gem "fakeredis", "~> 0.8", require: "fakeredis/rspec"
 
-  gem "capybara", "~> 3.37"
+  gem "capybara", "~> 3.0"
   gem "capybara-email", "~> 3.0"
   gem "selenium-webdriver"
   gem "rspec-rails", "~> 5.0"

Gemfile.lock

@@ -70,8 +70,8 @@ GEM
       minitest (>= 5.1)
       tzinfo (~> 2.0)
       zeitwerk (~> 2.3)
-    addressable (2.8.0)
-      public_suffix (>= 2.0.2, < 5.0)
+    addressable (2.8.5)
+      public_suffix (>= 2.0.2, < 6.0)
     afm (0.2.2)
     after_commit_action (1.1.0)
       activerecord (>= 3.0.0)
@@ -104,7 +104,7 @@ GEM
       msgpack (~> 1.2)
     browser (2.7.1)
     builder (3.2.4)
-    capybara (3.37.1)
+    capybara (3.39.2)
       addressable
       matrix
       mini_mime (>= 0.1.3)
@@ -290,8 +290,8 @@ GEM
       mime-types-data (~> 3.2015)
     mime-types-data (3.2021.0704)
     mini_magick (4.9.4)
-    mini_mime (1.1.2)
-    mini_portile2 (2.8.2)
+    mini_mime (1.1.5)
+    mini_portile2 (2.8.4)
     minitest (5.18.1)
     msgpack (1.5.4)
     multi_json (1.15.0)
@@ -348,11 +348,11 @@ GEM
       activerecord (>= 3.0)
       i18n (>= 0.5.0)
       railties (>= 3.0.0)
-    public_suffix (4.0.6)
+    public_suffix (5.0.3)
     puma (5.6.7)
       nio4r (~> 2.0)
     racc (1.7.1)
-    rack (2.2.7)
+    rack (2.2.8)
     rack-proxy (0.7.0)
       rack
     rack-rewrite (1.5.1)
@@ -402,7 +402,7 @@ GEM
       ffi (~> 1.0)
     rbtree3 (0.7.0)
     redis (4.8.1)
-    regexp_parser (2.1.1)
+    regexp_parser (2.8.1)
     rest-client (2.1.0)
       http-accept (>= 1.7.0, < 2.0)
       http-cookie (>= 1.0.2, < 2.0)
@@ -547,7 +547,7 @@ DEPENDENCIES
   bcrypt (~> 3.1)
   bootsnap
   browser (~> 2.5)
-  capybara (~> 3.37)
+  capybara (~> 3.0)
   capybara-email (~> 3.0)
   carmen (~> 1.1)
   carrierwave (~> 1.2)