fix: Gemfile & Gemfile.lock to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-RUBY-RACK-1061917

Gemfile

@@ -69,7 +69,7 @@ group :test do
   # Easy installation and use of chromedriver to run system tests with Chrome
   # gem 'chromedriver-helper'
   gem 'database_cleaner-active_record'
-  gem 'factory_bot_rails', '>= 6.3.0'
+  gem 'factory_bot_rails', '>= 6.4.3'
   gem 'faker'
   gem 'rails-controller-testing'
   gem 'webdrivers'

Gemfile.lock

@@ -126,9 +126,9 @@ GEM
       railties (>= 3.2)
     erubi (1.12.0)
     execjs (2.9.1)
-    factory_bot (6.4.2)
+    factory_bot (6.4.5)
       activesupport (>= 5.0.0)
-    factory_bot_rails (6.4.2)
+    factory_bot_rails (6.4.3)
       factory_bot (~> 6.4)
       railties (>= 5.0.0)
     faker (3.2.2)
@@ -425,7 +425,7 @@ DEPENDENCIES
   coveralls
   database_cleaner-active_record
   dotenv-rails
-  factory_bot_rails (>= 6.3.0)
+  factory_bot_rails (>= 6.4.3)
   faker
   jbuilder (~> 2.11, >= 2.11.5)
   json
@@ -463,3 +463,6 @@ DEPENDENCIES
   webdrivers
   webmock
   webpacker (~> 6.0.0.rc.5)
+
+BUNDLED WITH
+   2.1.4