Bump bootstrap from 4.5.0 to 4.5.2

Bumps [bootstrap](https://github.com/twbs/bootstrap-rubygem) from 4.5.0 to 4.5.2.
- [Release notes](https://github.com/twbs/bootstrap-rubygem/releases)
- [Changelog](https://github.com/twbs/bootstrap-rubygem/blob/master/CHANGELOG.md)
- [Commits](twbs/bootstrap-rubygem@v4.5.0...v4.5.2)

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

Author: dependabot-preview[bot]

Gemfile

@@ -4,7 +4,7 @@ git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 ruby "2.7.1"
 
 gem "bootsnap", ">= 1.1.0", require: false
-gem "bootstrap", "~> 4.5.0"
+gem "bootstrap", "~> 4.5.2"
 gem "bugsnag"
 gem "devise"
 gem "devise_invitable"

Gemfile.lock

@@ -64,7 +64,7 @@ GEM
       activerecord (>= 3.2, < 7.0)
       rake (>= 10.4, < 14.0)
     ast (2.4.1)
-    autoprefixer-rails (9.7.6)
+    autoprefixer-rails (9.8.6.1)
       execjs
     bcrypt (3.1.13)
     better_errors (2.7.1)
@@ -76,7 +76,7 @@ GEM
       debug_inspector (>= 0.0.1)
     bootsnap (1.4.7)
       msgpack (~> 1.0)
-    bootstrap (4.5.0)
+    bootstrap (4.5.2)
       autoprefixer-rails (>= 9.1.0)
       popper_js (>= 1.14.3, < 2)
       sassc-rails (>= 2.0.0)
@@ -117,7 +117,7 @@ GEM
       launchy
     childprocess (3.0.0)
     coderay (1.1.2)
-    concurrent-ruby (1.1.6)
+    concurrent-ruby (1.1.7)
     crack (0.4.3)
       safe_yaml (~> 1.0.0)
     crass (1.0.6)
@@ -150,7 +150,7 @@ GEM
       railties (>= 5.0.0)
     faker (2.13.0)
       i18n (>= 1.6, < 2)
-    ffi (1.12.2)
+    ffi (1.13.1)
     filterrific (5.2.1)
     flipper (0.18.0)
     flipper-active_record (0.18.0)
@@ -351,7 +351,7 @@ GEM
     safe_yaml (1.0.5)
     sass-rails (6.0.0)
       sassc-rails (~> 2.1, >= 2.1.1)
-    sassc (2.3.0)
+    sassc (2.4.0)
       ffi (~> 1.9)
     sassc-rails (2.1.2)
       railties (>= 4.0.0)
@@ -431,7 +431,7 @@ DEPENDENCIES
   better_errors
   binding_of_caller
   bootsnap (>= 1.1.0)
-  bootstrap (~> 4.5.0)
+  bootstrap (~> 4.5.2)
   bugsnag
   byebug
   capistrano-bundler