Bump terser from 1.2.3 to 1.2.4

Bumps [terser](https://github.com/ahorek/terser-ruby) from 1.2.3 to 1.2.4.
- [Release notes](https://github.com/ahorek/terser-ruby/releases)
- [Changelog](https://github.com/ahorek/terser-ruby/blob/master/CHANGELOG.md)
- [Commits](ahorek/terser-ruby@1.2.3...1.2.4)

---
updated-dependencies:
- dependency-name: terser
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Gemfile.lock

@@ -204,7 +204,7 @@ GEM
     et-orbi (1.2.11)
       tzinfo
     excon (1.1.1)
-    execjs (2.9.1)
+    execjs (2.10.0)
     expgen (0.1.1)
       parslet
     factory_bot (6.5.0)
@@ -966,7 +966,7 @@ GEM
       tins (~> 1.0)
     terminal-table (3.0.2)
       unicode-display_width (>= 1.1.1, < 3)
-    terser (1.2.3)
+    terser (1.2.4)
       execjs (>= 0.3.0, < 3)
     thor (1.3.2)
     tilt (2.4.0)