Bump jekyll-toc from 0.15.0 to 0.17.0

Bumps [jekyll-toc](https://github.com/toshimaru/jekyll-toc) from 0.15.0 to 0.17.0.
- [Release notes](https://github.com/toshimaru/jekyll-toc/releases)
- [Commits](toshimaru/jekyll-toc@v0.15.0...v0.17.0)

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

Author: dependabot[bot]

Gemfile.lock

@@ -16,7 +16,7 @@ GEM
     colorator (1.1.0)
     commonmarker (0.17.13)
       ruby-enum (~> 0.5)
-    concurrent-ruby (1.1.7)
+    concurrent-ruby (1.1.8)
     dnsruby (1.61.4)
       simpleidn (~> 0.1)
     em-websocket (0.5.2)
@@ -28,7 +28,7 @@ GEM
     execjs (2.7.0)
     faraday (1.0.1)
       multipart-post (>= 1.2, < 3)
-    ffi (1.13.1)
+    ffi (1.14.2)
     forwardable-extended (2.6.0)
     gemoji (3.0.1)
     github-pages (209)
@@ -189,8 +189,8 @@ GEM
       jekyll-seo-tag (~> 2.0)
     jekyll-titles-from-headings (0.5.3)
       jekyll (>= 3.3, < 5.0)
-    jekyll-toc (0.15.0)
-      jekyll (>= 3.8)
+    jekyll-toc (0.17.0)
+      jekyll (>= 3.9)
       nokogiri (~> 1.10)
     jekyll-watch (2.2.1)
       listen (~> 3.0)
@@ -203,25 +203,27 @@ GEM
     kramdown-parser-gfm (1.1.0)
       kramdown (~> 2.0)
     liquid (4.0.3)
-    listen (3.2.1)
+    listen (3.4.1)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
     mercenary (0.3.6)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.5.0)
     minima (2.5.1)
       jekyll (>= 3.5, < 5.0)
       jekyll-feed (~> 0.9)
       jekyll-seo-tag (~> 2.1)
     minitest (5.14.2)
     multipart-post (2.1.1)
-    nokogiri (1.10.10)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.11.1)
+      mini_portile2 (~> 2.5.0)
+      racc (~> 1.4)
     octokit (4.18.0)
       faraday (>= 0.9)
       sawyer (~> 0.8.0, >= 0.5.3)
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
     public_suffix (3.1.1)
+    racc (1.5.2)
     rake (13.0.1)
     rb-fsevent (0.10.4)
     rb-inotify (0.10.1)