docs: fixed typos (#363)

* docs(github examples): fixed typo

contributers -> contributors

* docs: add full stop

api/github.ts

@@ -44,7 +44,7 @@ export default createBadgenHandler({
     '/github/releases/micromatch/micromatch': 'releases',
     '/github/tags/micromatch/micromatch': 'tags',
     '/github/license/micromatch/micromatch': 'license',
-    '/github/contributors/micromatch/micromatch': 'contributers',
+    '/github/contributors/micromatch/micromatch': 'contributors',
     '/github/assets-dl/electron/electron': 'assets downloads for latest release',
     '/github/assets-dl/electron/electron/v7.0.0': 'assets downloads for a tag',
     '/github/dependents-repo/micromatch/micromatch': 'repository dependents',

components/home-intro.tsx

@@ -40,7 +40,7 @@ export default function HomeIntro ({ isFlat = false }) {
       </li>
       <li>
         <code>scale</code>
-        Custom badge scale
+        Custom badge scale.
         <a href='/badge/docker/v1.2.3/blue?icon=docker&scale=2'>e.g.</a>
       </li>
       <li>