Bump bootstrap-sass from 3.2.0.4 to 3.4.1

Bumps [bootstrap-sass](https://github.com/twbs/bootstrap-sass) from 3.2.0.4 to 3.4.1.
- [Release notes](https://github.com/twbs/bootstrap-sass/releases)
- [Changelog](https://github.com/twbs/bootstrap-sass/blob/master/CHANGELOG.md)
- [Commits](https://github.com/twbs/bootstrap-sass/commits/v3.4.1)

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

Author: dependabot[bot]

Gemfile

@@ -4,7 +4,7 @@ source 'https://rubygems.org'
 git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
 ruby '2.6.1'
-gem 'bootstrap-sass', '~> 3.2.0'
+gem 'bootstrap-sass', '~> 3.4.1'
 gem 'autoprefixer-rails'
 
 gem 'rubocop-rails', require: false

Gemfile.lock

@@ -70,8 +70,9 @@ GEM
       autoprefixer-rails (>= 9.1.0)
       popper_js (>= 1.14.3, < 2)
       sassc-rails (>= 2.0.0)
-    bootstrap-sass (3.2.0.4)
-      sass (~> 3.2)
+    bootstrap-sass (3.4.1)
+      autoprefixer-rails (>= 5.2.1)
+      sassc (>= 2.0.0)
     builder (3.2.3)
     byebug (11.0.1)
     cancancan (3.0.1)
@@ -286,7 +287,7 @@ DEPENDENCIES
   binding_of_caller
   bootsnap (>= 1.1.0)
   bootstrap (~> 4.3.1)
-  bootstrap-sass (~> 3.2.0)
+  bootstrap-sass (~> 3.4.1)
   byebug
   cancancan
   capybara