Bump jekyll-redirect-from from 0.14.0 to 0.15.0

Bumps [jekyll-redirect-from](https://github.com/jekyll/jekyll-redirect-from) from 0.14.0 to 0.15.0.
- [Release notes](https://github.com/jekyll/jekyll-redirect-from/releases)
- [Changelog](https://github.com/jekyll/jekyll-redirect-from/blob/master/History.markdown)
- [Commits](jekyll/jekyll-redirect-from@v0.14.0...v0.15.0)

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

Author: dependabot-preview[bot]

Gemfile.lock

@@ -30,7 +30,7 @@ GEM
     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
       pathutil (~> 0.9)
       rouge (>= 1.7, < 4)
       safe_yaml (~> 1.0)
-    jekyll-redirect-from (0.14.0)
-      jekyll (~> 3.3)
+    jekyll-redirect-from (0.15.0)
+      jekyll (>= 3.3, < 5.0)
     jekyll-sass-converter (1.5.2)
       sass (~> 3.4)
     jekyll-scalafiddle (1.0.1)
@@ -70,7 +70,7 @@ GEM
     rb-fsevent (0.10.3)
     rb-inotify (0.10.0)
       ffi (~> 1.0)
-    rouge (3.3.0)
+    rouge (3.9.0)
     ruby_dep (1.5.0)
     safe_yaml (1.0.5)
     sass (3.7.4)