chore(deps): update just-the-docs (0.5.4 → 0.7.0)

| datasource | package       | from  | to    |
| ---------- | ------------- | ----- | ----- |
| rubygems   | just-the-docs | 0.5.4 | 0.7.0 |

docs/Gemfile.lock

@@ -29,7 +29,7 @@ GEM
       faraday-net_http (>= 2.0, < 3.1)
       ruby2_keywords (>= 0.0.4)
     faraday-net_http (3.0.2)
-    ffi (1.15.5)
+    ffi (1.16.3)
     forwardable-extended (2.6.0)
     gemoji (3.0.1)
     github-pages (228)
@@ -197,8 +197,9 @@ GEM
       gemoji (~> 3.0)
       html-pipeline (~> 2.2)
       jekyll (>= 3.0, < 5.0)
-    just-the-docs (0.5.4)
+    just-the-docs (0.7.0)
       jekyll (>= 3.8.5)
+      jekyll-include-cache
       jekyll-seo-tag (>= 2.0)
       rake (>= 12.3.1)
     kramdown (2.3.2)
@@ -226,7 +227,7 @@ GEM
       forwardable-extended (~> 2.6)
     public_suffix (4.0.7)
     racc (1.7.1)
-    rake (13.0.6)
+    rake (13.1.0)
     rb-fsevent (0.11.2)
     rb-inotify (0.10.1)
       ffi (~> 1.0)