Update lightBlue to sky

Author: adamwathan

package.json

@@ -56,7 +56,7 @@
     "seedrandom": "^3.0.5",
     "simple-functional-loader": "^1.2.1",
     "stringify-object": "^3.3.0",
-    "tailwindcss": "^2.1.4",
+    "tailwindcss": "^2.2.0-canary.14",
     "tinytime": "^0.2.6",
     "unist-util-visit": "^2.0.3"
   },

src/pages/docs/customizing-colors.mdx

@@ -339,7 +339,7 @@ module.exports = {
       current: 'currentColor',
       gray: colors.trueGray,
       red: colors.red,
-      blue: colors.lightBlue,
+      blue: colors.sky,
       yellow: colors.amber,
     }
   }
@@ -365,7 +365,7 @@ Although each color has a specific name, you're encouraged to alias them however
   'emerald',
   'teal',
   'cyan',
-  'lightBlue',
+  'sky',
   'blue',
   'indigo',
   'violet',