Update issue templates

Author: ethanshar

.github/ISSUE_TEMPLATE/docs-issue.md

@@ -0,0 +1,18 @@
+---
+name: Docs Issue
+about: Create a report to help us improve
+title: ''
+labels: docs
+assignees: ''
+
+---
+
+**Describe the bug**
+A clear and concise description of what the issue with the docs is.
+
+**Component?**
+Are there missing docs for a component? Which component? 
+
+**Is there a general issue with the docs site?**
+
+**Is there an issue with the Expo snack app?**

.github/ISSUE_TEMPLATE/typescript-issue.md

@@ -0,0 +1,13 @@
+---
+name: Typescript issue
+about: Let us know there's an issue with a component typings
+title: ''
+labels: typescript
+assignees: ''
+
+---
+
+**Component**
+Which component has a missing or invalid typings? 
+
+**What's the issue?**

.github/ISSUE_TEMPLATE/typing-issue.md

@@ -0,0 +1,13 @@
+---
+name: Typing issue
+about: Let us know there's an issue with a component typings
+title: ''
+labels: typescript
+assignees: ''
+
+---
+
+**Component**
+Which component has a missing or invalid typings? 
+
+**What's the issue?**