Bump thor from 1.3.1 to 1.4.0 in /samples/rails/app

---
updated-dependencies:
- dependency-name: thor
  dependency-version: 1.4.0
  dependency-type: indirect
...

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

Author: dependabot[bot]

samples/rails/app/Gemfile.lock

@@ -226,7 +226,7 @@ GEM
     stimulus-rails (1.3.3)
       railties (>= 6.0.0)
     stringio (3.1.0)
-    thor (1.3.1)
+    thor (1.4.0)
     timeout (0.4.1)
     turbo-rails (2.0.5)
       actionpack (>= 6.0.0)