jekyll: 3.8.5 -> 3.8.6 (security)

There was a minor security issue (no CVE) [0]:
> Security Fixes
> - Theme gems: ensure directories aren't symlinks (#7424)

More details: https://github.com/jekyll/jekyll/pull/7419

[0]: https://github.com/jekyll/jekyll/releases

pkgs/applications/misc/jekyll/basic/Gemfile.lock

@@ -14,16 +14,16 @@ GEM
       eventmachine (>= 0.12.9)
       http_parser.rb (~> 0.6.0)
     eventmachine (1.2.7)
-    ffi (1.10.0)
+    ffi (1.11.1)
     forwardable-extended (2.6.0)
-    gemoji (3.0.0)
+    gemoji (3.0.1)
     html-pipeline (2.11.0)
       activesupport (>= 2)
       nokogiri (>= 1.4)
     http_parser.rb (0.6.0)
     i18n (0.9.5)
       concurrent-ruby (~> 1.0)
-    jekyll (3.8.5)
+    jekyll (3.8.6)
       addressable (~> 2.4)
       colorator (~> 1.0)
       em-websocket (~> 0.5)
@@ -43,8 +43,8 @@ GEM
       jekyll (>= 3.7, < 5.0)
     jekyll-sass-converter (1.5.2)
       sass (~> 3.4)
-    jekyll-seo-tag (2.6.0)
-      jekyll (~> 3.3)
+    jekyll-seo-tag (2.6.1)
+      jekyll (>= 3.3, < 5.0)
     jekyll-sitemap (1.3.1)
       jekyll (>= 3.7, < 5.0)
     jekyll-watch (2.2.1)
@@ -66,11 +66,11 @@ GEM
       mini_portile2 (~> 2.4.0)
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
-    public_suffix (3.0.3)
+    public_suffix (3.1.1)
     rb-fsevent (0.10.3)
     rb-inotify (0.10.0)
       ffi (~> 1.0)
-    rouge (3.3.0)
+    rouge (3.5.1)
     ruby_dep (1.5.0)
     safe_yaml (1.0.5)
     sass (3.7.4)