Bump autoprefixer-rails from 10.1.0.0 to 10.4.16.0

Bumps [autoprefixer-rails](https://github.com/ai/autoprefixer-rails) from 10.1.0.0 to 10.4.16.0.
- [Changelog](https://github.com/ai/autoprefixer-rails/blob/master/CHANGELOG.md)
- [Commits](ai/autoprefixer-rails@10.1.0.0...10.4.16.0)

---
updated-dependencies:
- dependency-name: autoprefixer-rails
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Gemfile.lock

@@ -77,8 +77,8 @@ GEM
     argon2 (2.3.0)
       ffi (~> 1.15)
       ffi-compiler (~> 1.0)
-    autoprefixer-rails (10.1.0.0)
-      execjs
+    autoprefixer-rails (10.4.16.0)
+      execjs (~> 2)
     aws-eventstream (1.1.0)
     aws-partitions (1.406.0)
     aws-sdk-core (3.110.0)
@@ -168,7 +168,7 @@ GEM
       activemodel
     erubi (1.12.0)
     eventmachine (1.2.7)
-    execjs (2.7.0)
+    execjs (2.9.1)
     factory_bot (6.1.0)
       activesupport (>= 5.0.0)
     factory_bot_rails (6.1.0)