chore(dependabot): remove docs Gemfile.lock

Ensure we are minimally impacted by upstream toolchain changes.

docs/Gemfile.lock

@@ -1,68 +0,0 @@
-GEM
-  remote: https://rubygems.org/
-  specs:
-    addressable (2.7.0)
-      public_suffix (>= 2.0.2, < 5.0)
-    colorator (1.1.0)
-    concurrent-ruby (1.1.6)
-    em-websocket (0.5.1)
-      eventmachine (>= 0.12.9)
-      http_parser.rb (~> 0.6.0)
-    eventmachine (1.2.7)
-    ffi (1.13.1)
-    forwardable-extended (2.6.0)
-    http_parser.rb (0.6.0)
-    i18n (1.8.3)
-      concurrent-ruby (~> 1.0)
-    jekyll (4.1.0)
-      addressable (~> 2.4)
-      colorator (~> 1.0)
-      em-websocket (~> 0.5)
-      i18n (~> 1.0)
-      jekyll-sass-converter (~> 2.0)
-      jekyll-watch (~> 2.0)
-      kramdown (~> 2.1)
-      kramdown-parser-gfm (~> 1.0)
-      liquid (~> 4.0)
-      mercenary (~> 0.4.0)
-      pathutil (~> 0.9)
-      rouge (~> 3.0)
-      safe_yaml (~> 1.0)
-      terminal-table (~> 1.8)
-    jekyll-sass-converter (2.1.0)
-      sassc (> 2.0.1, < 3.0)
-    jekyll-watch (2.2.1)
-      listen (~> 3.0)
-    kramdown (2.2.1)
-      rexml
-    kramdown-parser-gfm (1.1.0)
-      kramdown (~> 2.0)
-    liquid (4.0.3)
-    listen (3.2.1)
-      rb-fsevent (~> 0.10, >= 0.10.3)
-      rb-inotify (~> 0.9, >= 0.9.10)
-    mercenary (0.4.0)
-    pathutil (0.16.2)
-      forwardable-extended (~> 2.6)
-    public_suffix (4.0.5)
-    rb-fsevent (0.10.4)
-    rb-inotify (0.10.1)
-      ffi (~> 1.0)
-    rexml (3.2.4)
-    rouge (3.20.0)
-    safe_yaml (1.0.5)
-    sassc (2.4.0)
-      ffi (~> 1.9)
-    terminal-table (1.8.0)
-      unicode-display_width (~> 1.1, >= 1.1.1)
-    unicode-display_width (1.7.0)
-
-PLATFORMS
-  ruby
-
-DEPENDENCIES
-  jekyll (~> 4.1)
-  kramdown (~> 2.2, >= 2.2.1)
-
-BUNDLED WITH
-   2.1.4