Minor template adjustments

Adjust 2_feature_request.md template and add 3_enhancement_request.md
template

Author: smcvb

.github/ISSUE_TEMPLATE/2_feature_request.md

@@ -2,7 +2,7 @@
 name: 'Feature request'
 about: 'Suggest a feature for Axon Framework - Extension Kotlin'
 title:
-labels: 'type: enhancement'
+labels: 'type: feature'
 
 ---
 

.github/ISSUE_TEMPLATE/3_enhancement_request.md

@@ -0,0 +1,19 @@
+---
+name: 'Enhancement request'
+about: 'Suggest an enhancement to an existing feature for Axon Framework - Extension Kotlin'
+title:
+labels: 'type: enhancement'
+
+---
+
+### Scenario
+
+* extension-kotlin version:
+* Axon Framework version:
+* Description of your use case: (detailed description or executable reproducer, e.g. GitHub repo)
+
+### Current Behaviour
+
+### Wanted Behaviour
+
+### Possible Workarounds