Update README.md

Author: bsmth

README.md

@@ -51,7 +51,7 @@ Code examples that accompany various MDN DOM and Web API documentation pages.
 
 - The "pointer-lock" directory contains a basic demo to show usage of the Pointer Lock API. You can find more explanation of how the demo works at the main MDN [Pointer Lock API](https://developer.mozilla.org/docs/Web/API/Pointer_Lock_API) page. [Run the demo live](https://mdn.github.io/dom-examples/pointer-lock/).
 
-- The "popover-api" directory is for examples and demos of the [Popover API](https://developer.mozilla.org/docs/Web/API/Popover_API) standard. Go to the [Popover API demo index](https://mdn.github.io/dom-examples/popoover-api/) to see what's available.
+- The "popover-api" directory is for examples and demos of the [Popover API](https://developer.mozilla.org/docs/Web/API/Popover_API) standard. Go to the [Popover API demo index](https://mdn.github.io/dom-examples/popover-api/) to see what's available.
 
 - The "reporting-api" directory contains a couple of basic demos to show usage of the Reporting API. You can find more explanation of how the API works in the main MDN [Reporting API](https://developer.mozilla.org/docs/Web/API/Reporting_API) docs. [Run the deprecation report demo live](https://mdn.github.io/dom-examples/reporting-api/deprecation_report.html).