Update issue templates

Author: Seppo Takalo

.github/ISSUE_TEMPLATE/issue.md

@@ -0,0 +1,36 @@
+---
+name: Issue
+about: Report issue on ESP8266 driver
+
+---
+
+### Description
+<!-- 
+    Required
+    Add detailed description of what you are reporting.
+    Good example: https://os.mbed.com/docs/latest/reference/workflow.html
+    Things to consider sharing:
+    - What target does this relate to?
+    - What toolchain (name + version) are you using?
+    - What tools (name + version - is it mbed-cli, online compiler or IDE) are you using?
+    - What is the SHA of Mbed OS (git log -n1 --oneline)?
+    - Steps to reproduce. (Did you publish code or a test case that exhibits the problem?)
+-->
+
+
+### Issue request type
+<!-- 
+    Required
+    Please add only one X to one of the following types. Do not fill multiple types. (Split the issue otherwise.)
+    Please note this is not a GitHub task list; indenting the boxes or changing the format to add a '.' or '*' in front
+    of them changes the meaning incorrectly. The only changes to make are to add a description under the
+    description heading and to add an 'x' to the correct box.
+
+    [X] Question
+    [ ] Enhancement 
+    [ ] Bug 
+-->
+
+[ ] Question  
+[ ] Enhancement  
+[ ] Bug