deps: bump to @primer/components@10.0.1, sc@4.1.2

package.json

@@ -29,6 +29,7 @@
     "lint-js": "eslint lib docs",
     "now-build": "next build",
     "now-start": "next start",
+    "now-test": "npm-run-all -s now-build now-start",
     "postlint": "npm run lint-js",
     "postpublish": "script/postpublish",
     "prepare": "npm run dist",
@@ -48,7 +49,7 @@
     "@githubprimer/octicons-react": "^8.1.3",
     "@mdx-js/mdx": "^0.16.6",
     "@mdx-js/tag": "0.15.0",
-    "@primer/components": "^8.2.0-beta",
+    "@primer/components": "10.0.1",
     "@storybook/addon-options": "3.4.3",
     "@storybook/addons": "3.4.3",
     "@storybook/react": "3.4.3",
@@ -123,7 +124,7 @@
     "sass-loader": "^6.0.6",
     "semver": "^5.3.0",
     "style-loader": "^0.18.2",
-    "styled-components": "^4.1.2",
+    "styled-components": "4.1.2",
     "stylelint": "9.10.1",
     "stylelint-config-primer": "4.0.0",
     "title-case": "^2.1.1",