Bump importmap-rails from 2.1.0 to 2.2.2

Bumps [importmap-rails](https://github.com/rails/importmap-rails) from 2.1.0 to 2.2.2.
- [Release notes](https://github.com/rails/importmap-rails/releases)
- [Commits](rails/importmap-rails@v2.1.0...v2.2.2)

---
updated-dependencies:
- dependency-name: importmap-rails
  dependency-version: 2.2.2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

Gemfile

@@ -6,7 +6,7 @@ ruby "3.4.3"
 gem "rails", "8.0.2"
 gem "cssbundling-rails", "1.4.3"
 gem "propshaft", "1.2.1"
-gem "importmap-rails", "2.1.0"
+gem "importmap-rails", "2.2.2"
 gem "turbo-rails", "2.0.14"
 gem "stimulus-rails", "1.3.4"
 gem "jbuilder", "2.13.0"

Gemfile.lock

@@ -134,7 +134,7 @@ GEM
       minitest (>= 3.0)
     i18n (1.14.7)
       concurrent-ruby (~> 1.0)
-    importmap-rails (2.1.0)
+    importmap-rails (2.2.2)
       actionpack (>= 6.0.0)
       activesupport (>= 6.0.0)
       railties (>= 6.0.0)
@@ -353,7 +353,7 @@ DEPENDENCIES
   debug (= 1.11.0)
   guard (= 2.19.1)
   guard-minitest (= 2.4.6)
-  importmap-rails (= 2.1.0)
+  importmap-rails (= 2.2.2)
   jbuilder (= 2.13.0)
   kamal (= 2.7.0)
   minitest (= 5.25.5)