Bump importmap-rails from 1.2.3 to 2.0.1

Bumps [importmap-rails](https://github.com/rails/importmap-rails) from 1.2.3 to 2.0.1.
- [Release notes](https://github.com/rails/importmap-rails/releases)
- [Commits](rails/importmap-rails@v1.2.3...v2.0.1)

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

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

Author: dependabot[bot]

Gemfile.lock

@@ -93,7 +93,7 @@ GEM
       regexp_parser (>= 1.5, < 3.0)
       xpath (~> 3.2)
     chartkick (5.0.5)
-    concurrent-ruby (1.2.2)
+    concurrent-ruby (1.2.3)
     connection_pool (2.4.1)
     crass (1.0.6)
     csv (3.2.8)
@@ -175,7 +175,7 @@ GEM
       ruby_parser (~> 3.5)
     i18n (1.14.1)
       concurrent-ruby (~> 1.0)
-    importmap-rails (1.2.3)
+    importmap-rails (2.0.1)
       actionpack (>= 6.0.0)
       activesupport (>= 6.0.0)
       railties (>= 6.0.0)
@@ -206,7 +206,7 @@ GEM
     method_source (1.0.0)
     mini_mime (1.1.5)
     mini_portile2 (2.8.5)
-    minitest (5.21.1)
+    minitest (5.21.2)
     msgpack (1.7.2)
     mustermann (3.0.0)
       ruby2_keywords (~> 0.0.1)