Bump redcarpet from 3.5.0 to 3.5.1

Bumps [redcarpet](https://github.com/vmg/redcarpet) from 3.5.0 to 3.5.1.
- [Release notes](https://github.com/vmg/redcarpet/releases)
- [Changelog](https://github.com/vmg/redcarpet/blob/master/CHANGELOG.md)
- [Commits](vmg/redcarpet@v3.5.0...v3.5.1)

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

Author: dependabot[bot]

Gemfile.lock

@@ -141,7 +141,7 @@ GEM
       rdf (~> 3.1, >= 3.1.2)
     rdf-xsd (3.1.0)
       rdf (~> 3.1)
-    redcarpet (3.5.0)
+    redcarpet (3.5.1)
     scanf (1.0.0)
     shex (0.6.1)
       ebnf (~> 2.0)