⬆️ Bump rdoc from 7.0.2 to 7.0.3

Bumps [rdoc](https://github.com/ruby/rdoc) from 7.0.2 to 7.0.3.
- [Release notes](https://github.com/ruby/rdoc/releases)
- [Changelog](https://github.com/ruby/rdoc/blob/master/History.rdoc)
- [Commits](ruby/rdoc@v7.0.2...v7.0.3)

---
updated-dependencies:
- dependency-name: rdoc
  dependency-version: 7.0.3
  dependency-type: indirect
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

Gemfile.lock

@@ -293,7 +293,7 @@ GEM
       ffi (~> 1.0)
     rbs (3.10.0)
       logger
-    rdoc (7.0.2)
+    rdoc (7.0.3)
       erb
       psych (>= 4.0.0)
       tsort