Bump terser from 1.1.17 to 1.1.18

Bumps [terser](https://github.com/ahorek/terser-ruby) from 1.1.17 to 1.1.18.
- [Release notes](https://github.com/ahorek/terser-ruby/releases)
- [Changelog](https://github.com/ahorek/terser-ruby/blob/master/CHANGELOG.md)
- [Commits](ahorek/terser-ruby@1.1.17...1.1.18)

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

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

Gemfile.lock

@@ -154,7 +154,7 @@ GEM
       railties (>= 3.2)
     double-bag-ftps (0.1.4)
     erubi (1.12.0)
-    execjs (2.8.1)
+    execjs (2.9.1)
     fabrication (2.30.0)
     faker (3.2.1)
       i18n (>= 1.8.11, < 2)
@@ -447,7 +447,7 @@ GEM
       railties (>= 6.0.0)
     stripe (9.0.0)
     temple (0.10.2)
-    terser (1.1.17)
+    terser (1.1.18)
       execjs (>= 0.3.0, < 3)
     thor (1.2.2)
     tilt (2.2.0)