Update issue templates

.github/ISSUE_TEMPLATE/bug.md

@@ -0,0 +1,20 @@
+---
+name: Bug
+about: Bug report
+title: ''
+labels: bug
+assignees: ''
+
+---
+
+**Description**
+TODO
+
+**Version**
+Output of the relevant commands from:
+```shell
+BKL_VERSION=1 bkl
+BKL_VERSION=1 bklb
+go version
+grep bkl go.mod
+```

.github/ISSUE_TEMPLATE/feature_request.md

@@ -0,0 +1,11 @@
+---
+name: Feature request
+about: Suggest an idea for this project
+title: ''
+labels: enhancement
+assignees: ''
+
+---
+
+**Description**
+TODO