Update devDependencies and gems. (#25502)

Gemfile

@@ -3,6 +3,6 @@ source 'https://rubygems.org'
 group :development, :test do
   gem 'jekyll', '~> 3.7.0'
   gem 'jekyll-redirect-from', '~> 0.13.0'
-  gem 'jekyll-sitemap', '~> 1.1.1'
+  gem 'jekyll-sitemap', '~> 1.2.0'
   gem 'jekyll-toc', '~> 0.5.1'
 end

Gemfile.lock

@@ -14,9 +14,9 @@ GEM
     ffi (1.9.18-x64-mingw32)
     forwardable-extended (2.6.0)
     http_parser.rb (0.6.0)
-    i18n (0.9.1)
+    i18n (0.9.3)
       concurrent-ruby (~> 1.0)
-    jekyll (3.7.0)
+    jekyll (3.7.2)
       addressable (~> 2.4)
       colorator (~> 1.0)
       em-websocket (~> 0.5)
@@ -33,7 +33,7 @@ GEM
       jekyll (~> 3.3)
     jekyll-sass-converter (1.5.1)
       sass (~> 3.4)
-    jekyll-sitemap (1.1.1)
+    jekyll-sitemap (1.2.0)
       jekyll (~> 3.3)
     jekyll-toc (0.5.1)
       nokogiri (~> 1.6)
@@ -47,9 +47,9 @@ GEM
       ruby_dep (~> 1.2)
     mercenary (0.3.6)
     mini_portile2 (2.3.0)
-    nokogiri (1.8.1)
+    nokogiri (1.8.2)
       mini_portile2 (~> 2.3.0)
-    nokogiri (1.8.1-x64-mingw32)
+    nokogiri (1.8.2-x64-mingw32)
       mini_portile2 (~> 2.3.0)
     pathutil (0.16.1)
       forwardable-extended (~> 2.6)
@@ -73,7 +73,7 @@ PLATFORMS
 DEPENDENCIES
   jekyll (~> 3.7.0)
   jekyll-redirect-from (~> 0.13.0)
-  jekyll-sitemap (~> 1.1.1)
+  jekyll-sitemap (~> 1.2.0)
   jekyll-toc (~> 0.5.1)
 
 BUNDLED WITH

package.json

@@ -95,7 +95,7 @@
     "clean-css-cli": "^4.1.10",
     "cross-env": "^5.1.3",
     "eslint": "^4.16.0",
-    "eslint-plugin-compat": "^2.1.0",
+    "eslint-plugin-compat": "^2.2.0",
     "glob": "^7.1.2",
     "htmllint-cli": "^0.0.6",
     "jsunitsaucelabs": "^1.3.0",
@@ -110,7 +110,7 @@
     "popper.js": "^1.12.9",
     "postcss-cli": "^4.1.1",
     "qunitjs": "^2.4.1",
-    "rollup": "^0.54.1",
+    "rollup": "^0.55.1",
     "rollup-plugin-babel": "4.0.0-beta.0",
     "rollup-plugin-node-resolve": "^3.0.2",
     "shelljs": "^0.8.1",
@@ -121,7 +121,7 @@
     "stylelint-config-standard": "^18.0.0",
     "stylelint-order": "^0.8.0",
     "stylelint-scss": "^2.2.0",
-    "uglify-js": "^3.3.8",
+    "uglify-js": "^3.3.9",
     "vnu-jar": "^17.11.1",
     "workbox-build": "^2.1.2"
   },