Bump jsbundling-rails from 1.2.1 to 1.2.2

Bumps [jsbundling-rails](https://github.com/rails/jsbundling-rails) from 1.2.1 to 1.2.2.
- [Release notes](https://github.com/rails/jsbundling-rails/releases)
- [Commits](rails/jsbundling-rails@v1.2.1...v1.2.2)

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

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

Gemfile.lock

@@ -125,7 +125,7 @@ GEM
     coercible (1.0.0)
       descendants_tracker (~> 0.0.1)
     colorize (1.1.0)
-    concurrent-ruby (1.2.2)
+    concurrent-ruby (1.2.3)
     connection_pool (2.4.1)
     crack (0.4.5)
       rexml
@@ -225,7 +225,7 @@ GEM
       rainbow (>= 2.2.2, < 4.0)
       terminal-table (>= 1.5.1)
     ice_nine (0.11.2)
-    jsbundling-rails (1.2.1)
+    jsbundling-rails (1.2.2)
       railties (>= 6.0.0)
     json (2.7.1)
     json-schema (4.1.1)
@@ -260,7 +260,7 @@ GEM
     method_source (1.0.0)
     mini_mime (1.1.5)
     mini_portile2 (2.8.5)
-    minitest (5.20.0)
+    minitest (5.21.1)
     msgpack (1.7.2)
     multi_xml (0.6.0)
     multipart-post (2.3.0)