build: update dev dependencies

Author: fernandopasik

Gemfile.lock

@@ -58,11 +58,11 @@ GEM
       octokit (>= 4, < 7, != 4.4.0)
     jekyll-sass-converter (3.1.0)
       sass-embedded (~> 1.75)
-    jekyll-seo-tag (2.8.0)
+    jekyll-seo-tag (2.9.0)
       jekyll (>= 3.8, < 5.0)
     jekyll-watch (2.2.1)
       listen (~> 3.0)
-    json (2.19.4)
+    json (2.19.5)
     kramdown (2.5.2)
       rexml (>= 3.4.4)
     kramdown-parser-gfm (1.1.0)