Bump jekyll-commonmark from 1.2.0 to 1.3.0

Bumps [jekyll-commonmark](https://github.com/pathawks/jekyll-commonmark) from 1.2.0 to 1.3.0.
- [Release notes](https://github.com/pathawks/jekyll-commonmark/releases)
- [Changelog](https://github.com/jekyll/jekyll-commonmark/blob/master/History.markdown)
- [Commits](jekyll/jekyll-commonmark@v1.2.0...v1.3.0)

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

Author: dependabot-support

Gemfile.lock

@@ -115,9 +115,9 @@ GEM
     jekyll-coffeescript (1.1.1)
       coffee-script (~> 2.2)
       coffee-script-source (~> 1.11.1)
-    jekyll-commonmark (1.2.0)
+    jekyll-commonmark (1.3.0)
       commonmarker (~> 0.14)
-      jekyll (>= 3.0, < 4.0)
+      jekyll (>= 3.7, < 5.0)
     jekyll-commonmark-ghpages (0.1.5)
       commonmarker (~> 0.17.6)
       jekyll-commonmark (~> 1)
@@ -195,7 +195,7 @@ GEM
       jekyll-seo-tag (~> 2.0)
     jekyll-titles-from-headings (0.5.1)
       jekyll (~> 3.3)
-    jekyll-watch (2.1.2)
+    jekyll-watch (2.2.0)
       listen (~> 3.0)
     jemoji (0.10.2)
       gemoji (~> 3.0)