Merge pull request #271 from docmeta/dependabot/bundler/asciidoctor-2.0.26

Bump asciidoctor from 2.0.25 to 2.0.26

Author: github-actions[bot]

Gemfile.lock

@@ -85,7 +85,7 @@ GEM
       uri (>= 0.13.1)
     addressable (2.8.7)
       public_suffix (>= 2.0.2, < 7.0)
-    asciidoctor (2.0.25)
+    asciidoctor (2.0.26)
     ast (2.4.3)
     base64 (0.3.0)
     benchmark-ips (2.14.0)