Bump capistrano-rails from 1.3.1 to 1.4.0 (#8936)

Bumps [capistrano-rails](https://github.com/capistrano/rails) from 1.3.1 to 1.4.0.
- [Release notes](https://github.com/capistrano/rails/releases)
- [Changelog](https://github.com/capistrano/rails/blob/master/CHANGELOG.md)
- [Commits](https://github.com/capistrano/rails/compare/v1.3.1...v1.4.0)

Signed-off-by: dependabot[bot] <support@dependabot.com>

Gemfile.lock

@@ -118,7 +118,7 @@ GEM
     capistrano-bundler (1.3.0)
       capistrano (~> 3.1)
       sshkit (~> 1.2)
-    capistrano-rails (1.3.1)
+    capistrano-rails (1.4.0)
       capistrano (~> 3.1)
       capistrano-bundler (~> 1.1)
     capistrano-rbenv (2.1.4)
@@ -660,7 +660,7 @@ DEPENDENCIES
   bullet (~> 5.7)
   bundler-audit (~> 0.6)
   capistrano (~> 3.11)
-  capistrano-rails (~> 1.3)
+  capistrano-rails (~> 1.4)
   capistrano-rbenv (~> 2.1)
   capistrano-yarn (~> 2.0)
   capybara (~> 3.9)