Update README.md

docs: 文档更新
SOALIN228 · Jan 5, 2020 · c3ae7e5 · c3ae7e5
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commit c3ae7e5
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diff --git a/README.md b/README.md
@@ -849,5 +849,3 @@ if ('serviceWorker' in navigator) { // 是否支持serviceWorker
   })
 }
 ```
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