chore(deps): update StyleKit

package.json

@@ -55,7 +55,7 @@
     "pug-loader": "^2.4.0",
     "sass-loader": "^8.0.2",
     "serve-static": "^1.14.1",
-    "sn-stylekit": "github:standardnotes/StyleKit#c64573b229ac9154e480cde3b5fdab78c75b3530",
+    "sn-stylekit": "^4.0.3",
     "ts-loader": "^8.0.17",
     "typescript": "^4.1.5",
     "typescript-eslint": "0.0.1-alpha.0",

yarn.lock

@@ -7815,9 +7815,10 @@ slice-ansi@^4.0.0:
     astral-regex "^2.0.0"
     is-fullwidth-code-point "^3.0.0"
 
-"sn-stylekit@github:standardnotes/StyleKit#c64573b229ac9154e480cde3b5fdab78c75b3530":
-  version "4.0.2"
-  resolved "https://codeload.github.com/standardnotes/StyleKit/tar.gz/c64573b229ac9154e480cde3b5fdab78c75b3530"
+sn-stylekit@^4.0.3:
+  version "4.0.3"
+  resolved "https://registry.yarnpkg.com/sn-stylekit/-/sn-stylekit-4.0.3.tgz#f8b86a68286bf5237dfc035c43a31464625b010c"
+  integrity sha512-cKsq3XndExpzJnP6qjd5khGbNhKlA724MLbxbMbgUv3aYQWZddHudzV84Lb5gx87mbUQJQc0lh0nPWZBpa2hUA==
 
 snapdragon-node@^2.0.1:
   version "2.1.1"