Bump steep from 1.3.2 to 1.4.0 (#4)

Bumps [steep](https://github.com/soutaro/steep) from 1.3.2 to 1.4.0.
- [Release notes](https://github.com/soutaro/steep/releases)
- [Changelog](https://github.com/soutaro/steep/blob/master/CHANGELOG.md)
- [Commits](soutaro/steep@v1.3.2...v1.4.0)

---
updated-dependencies:
- dependency-name: steep
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Gemfile.lock

@@ -17,8 +17,8 @@ GEM
     diff-lcs (1.5.0)
     docile (1.4.0)
     ffi (1.15.5)
-    fileutils (1.7.0)
-    i18n (1.12.0)
+    fileutils (1.7.1)
+    i18n (1.13.0)
       concurrent-ruby (~> 1.0)
     json (2.6.3)
     language_server-protocol (3.17.0.3)
@@ -27,15 +27,15 @@ GEM
       rb-inotify (~> 0.9, >= 0.9.10)
     logger (1.5.3)
     minitest (5.18.0)
-    parallel (1.22.1)
-    parser (3.2.2.0)
+    parallel (1.23.0)
+    parser (3.2.2.1)
       ast (~> 2.4.1)
     rainbow (3.1.1)
     rake (13.0.6)
     rb-fsevent (0.11.2)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
-    rbs (2.8.4)
+    rbs (3.1.0)
     regexp_parser (2.7.0)
     rexml (3.2.5)
     rspec (3.12.0)
@@ -78,18 +78,18 @@ GEM
       simplecov_json_formatter (~> 0.1)
     simplecov-html (0.12.3)
     simplecov_json_formatter (0.1.4)
-    steep (1.3.2)
+    steep (1.4.0)
       activesupport (>= 5.1)
+      concurrent-ruby (>= 1.2.2)
       csv (>= 3.0.9)
       fileutils (>= 1.1.0)
       json (>= 2.1.0)
       language_server-protocol (>= 3.15, < 4.0)
       listen (~> 3.0)
       logger (>= 1.3.0)
-      parallel (>= 1.0.0)
       parser (>= 3.1)
       rainbow (>= 2.2.2, < 4.0)
-      rbs (~> 2.8.0)
+      rbs (>= 2.8.0)
       securerandom (>= 0.1)
       strscan (>= 1.0.0)
       terminal-table (>= 2, < 4)