Add LocalFolder Access explainer to README (MicrosoftEdge#773)

Add LocalFolder Access explainer to README

.github/ISSUE_TEMPLATE/local-folder-access.md

@@ -0,0 +1,10 @@
+---
+name: LocalFolder Access 
+about: new issue
+title: "[LocalFolder Access] <TITLE HERE>"
+labels: LocalFolder Access
+assignees: luhuangMSFT
+
+---
+
+

README.md

@@ -68,6 +68,7 @@ we move them into the [Alumni section](#alumni-) below.
 | [Trust Token Issuer Redemption Statistics](TrustTokenExtensions/IssuerRedemptionStatistics.md) | <a href="https://github.com/MicrosoftEdge/MSEdgeExplainers/labels/Trust%20Token%20Issuer%20Redemption%20Statistics">![GitHub issues by-label](https://img.shields.io/github/issues/MicrosoftEdge/MSEdgeExplainers/Trust%20Token%20Issuer%20Redemption%20Statistics?label=issues)</a> | [New issue...](https://github.com/MicrosoftEdge/MSEdgeExplainers/issues/new?assignees=Brandr0id%2C+erik-anderson&labels=Trust+Token+Issuer+Redemption+Statistics&template=trust-token-issuer-redemption-statistics.md&title=%5BTrust+Token+Issuer+Redemption+Statistics%5D+%3CTITLE+HERE%3E) | Privacy |
 | [Browser Binding Context](BindingContext/explainer.md) | <a href=https://github.com/MicrosoftEdge/MSEdgeExplainers/labels/Browser%20Binding%20Context%20BPoP> ![Github issues by-label](https://img.shields.io/github/issues/MicrosoftEdge/MSEdgeExplainers/Browser%20Binding%20Context%20BPoP?label=issues)</a> | [New issue....](https://github.com/MicrosoftEdge/MSEdgeExplainers/issues/new?assignees=sameerag&labels=Browser+Binding+Context+BPoP&template=browser-binding-context-bpop.md&title=%5Browser+Binding+Context+BPoP%5D+%3CTITLE+HERE%3E) | Privacy |
 | [Acquisition Info](AcquisitionInfo/explainer.md) | <a href="https://github.com/MicrosoftEdge/MSEdgeExplainers/labels/Acquisition%20Info"> ![GitHub issues by-label](https://img.shields.io/github/issues/MicrosoftEdge/MSEdgeExplainers/Acquisition%20Info?label=issues)</a> | [New issue...](https://github.com/MicrosoftEdge/MSEdgeExplainers/issues/new?assignees=kyerebo&labels=Acquisition+Info&template=acquisition-info.md&title=%5BAcquisition+Info%5D+%3CTITLE+HERE%3E) | PWA |
+| [ApplicationData.LocalFolder Access](LocalFolder/explainer.md) | <a href="https://github.com/MicrosoftEdge/MSEdgeExplainers/labels/LocalFolder%20Access">![GitHub issues by-label](https://img.shields.io/github/issues/MicrosoftEdge/MSEdgeExplainers/LocalFolder%20Access?label=issues)</a> | [New issue...](https://github.com/MicrosoftEdge/MSEdgeExplainers/issues/new?assignees=luhuangMSFT&labels=LocalFolder+Access&template=local-folder-access.md&title=%5BLocalFolder+Access%5D+%3CTITLE+HERE%3E) | PWA |
 | [Document Subtitle](DocumentSubtitle/explainer.md) | <a href="https://github.com/MicrosoftEdge/MSEdgeExplainers/labels/Document%20Subtitle">![GitHub issues by-label](https://img.shields.io/github/issues/MicrosoftEdge/MSEdgeExplainers/Document%20Subtitle?label=issues)</a> | [New issue...](https://github.com/MicrosoftEdge/MSEdgeExplainers/issues/new?assignees=diekus&labels=Document+Subtitle&template=document-subtitle.md&title=%5BDocument+Subtitle%5D+%3CTITLE+HERE%3E) | PWA |
 | [PointerEvent DeviceId](PointerEventDeviceId) | <a href="https://github.com/MicrosoftEdge/MSEdgeExplainers/labels/PointerEventDeviceId">![GitHub issues by-label](https://img.shields.io/github/issues/MicrosoftEdge/MSEdgeExplainers/PointerEventDeviceId?label=issues)</a> | [New issue...](https://github.com/MicrosoftEdge/MSEdgeExplainers/issues/new?assignees=bmathwig&labels=PointerEventDeviceId&template=pointerevent-deviceid.md&title=%5BPointerEvent+Device+ID%5D+%3CTITLE+HERE%3E) | PWA |
 | [Ratings & Reviews Prompt](RatingsAndReviewsPrompt/explainer.md) | <a href="https://github.com/MicrosoftEdge/MSEdgeExplainers/labels/Ratings%20and%20Reviews">![GitHub issues by-label](https://img.shields.io/github/issues/MicrosoftEdge/MSEdgeExplainers/Ratings%20and%20Reviews?label=issues)</a> | [New issue...](https://github.com/MicrosoftEdge/MSEdgeExplainers/issues/new?assignees=aarongustafson%2C+diekus&labels=Ratings+and+Reviews&template=ratings-and-reviews-prompt.md&title=%5BRatings+and+Reviews+Prompt%5D+%3CTITLE+HERE%3E) | PWA |