Add documentation issue template (#740)

Signed-off-by: Naarcha-AWS <naarcha@amazon.com>

.github/issue_template.md

@@ -0,0 +1,16 @@
+## What do you want to do?
+ 
+- [ ] Request a change to existing documentation
+- [ ] Add new documentation
+- [ ] Report a technical problem with the documentation
+- [ ] Other 
+
+## Tell us about your request. 
+
+For example, what feature or area does it affect? What versions? If it’s a change to existing documentation, which pages (URLs) are affected?
+ 
+## Do you have any related resources to help us get started? 
+
+For example, a link to a related fixed issue, a design doc, or any particular POCs (Eng or PM) who have more information?
+
+## Is there anything else you'd like to add?**