Bump action_text-trix from 2.1.16 to 2.1.18

Bumps [action_text-trix](https://github.com/basecamp/trix) from 2.1.16 to 2.1.18.
- [Release notes](https://github.com/basecamp/trix/releases)
- [Commits](basecamp/trix@v2.1.16...v2.1.18)

---
updated-dependencies:
- dependency-name: action_text-trix
  dependency-version: 2.1.18
  dependency-type: indirect
...

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

Author: dependabot[bot]

Gemfile.lock

@@ -73,7 +73,7 @@ GIT
 GEM
   remote: https://rubygems.org/
   specs:
-    action_text-trix (2.1.17)
+    action_text-trix (2.1.18)
       railties
     actioncable (8.1.2.1)
       actionpack (= 8.1.2.1)
@@ -175,7 +175,7 @@ GEM
       erubi (>= 1.0.0)
       rack (>= 0.9.0)
       rouge (>= 1.0.0)
-    bigdecimal (4.0.1)
+    bigdecimal (4.1.1)
     bindata (2.5.1)
     binding_of_caller (2.0.0)
       debug_inspector (>= 1.2.0)
@@ -404,7 +404,7 @@ GEM
     mini_portile2 (2.8.9)
     mini_racer (0.20.0)
       libv8-node (~> 24.12.0.1)
-    minitest (6.0.2)
+    minitest (6.0.3)
       drb (~> 2.0)
       prism (~> 1.5)
     msgpack (1.8.0)