Bump jekyll-feed from 0.15.1 to 0.16.0

Bumps [jekyll-feed](https://github.com/jekyll/jekyll-feed) from 0.15.1 to 0.16.0.
- [Release notes](https://github.com/jekyll/jekyll-feed/releases)
- [Changelog](https://github.com/jekyll/jekyll-feed/blob/master/History.markdown)
- [Commits](https://github.com/jekyll/jekyll-feed/compare/v0.15.1...v0.16.0)

---
updated-dependencies:
- dependency-name: jekyll-feed
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Gemfile

@@ -3,7 +3,7 @@ source "https://rubygems.org"
 gem "jekyll", "~> 4.2"
 
 group :jekyll_plugins do
-  gem "jekyll-feed", "~> 0.6"
+  gem "jekyll-feed", "~> 0.16"
   gem "jekyll-brotli", "~> 2.3"
   gem "jekyll-sitemap", "~> 1.4"
 end

Gemfile.lock

@@ -13,13 +13,13 @@ GEM
     brotli (0.2.3)
     colorator (1.1.0)
     concurrent-ruby (1.1.9)
-    em-websocket (0.5.2)
+    em-websocket (0.5.3)
       eventmachine (>= 0.12.9)
-      http_parser.rb (~> 0.6.0)
+      http_parser.rb (~> 0)
     ffi (1.15.4)
     forwardable-extended (2.6.0)
-    http_parser.rb (0.6.0)
-    i18n (1.8.10)
+    http_parser.rb (0.8.0)
+    i18n (1.8.11)
       concurrent-ruby (~> 1.0)
     jekyll (4.2.1)
       addressable (~> 2.4)
@@ -39,7 +39,7 @@ GEM
     jekyll-brotli (2.3.0)
       brotli (~> 0.2.0)
       jekyll (>= 3.0, < 5.0)
-    jekyll-feed (0.15.1)
+    jekyll-feed (0.16.0)
       jekyll (>= 3.7, < 5.0)
     jekyll-sass-converter (2.1.0)
       sassc (> 2.0.1, < 3.0)
@@ -63,7 +63,7 @@ GEM
     rb-inotify (0.10.1)
       ffi (~> 1.0)
     rexml (3.2.5)
-    rouge (3.26.1)
+    rouge (3.27.0)
     safe_yaml (1.0.5)
     sassc (2.4.0)
       ffi (~> 1.9)
@@ -79,7 +79,7 @@ DEPENDENCIES
   eventmachine (= 1.3.0.dev.1)!
   jekyll (~> 4.2)
   jekyll-brotli (~> 2.3)
-  jekyll-feed (~> 0.6)
+  jekyll-feed (~> 0.16)
   jekyll-sitemap (~> 1.4)
   kramdown-parser-gfm (~> 1.1)
   tzinfo-data