Update bug issue template

Author: ttu

.github/ISSUE_TEMPLATE/bug_report.md

@@ -2,7 +2,7 @@
 name: Bug report
 about: Create a report to help us improve
 title: ''
-labels: ''
+labels: bug
 assignees: ''
 
 ---
@@ -12,6 +12,6 @@ A clear and concise description of what the bug is.
 
 **Environment (please complete the following information):**
  - OS: [e.g. Ubuntu 18.04, Raspbian Stretch]
- - ruuvitag_sensor package version: [e.g. 0.12]
+ - ruuvitag_sensor package version: [e.g. 0.11, 0.12, master, bleson-branch]
  - RuuviTag firmware version: [e.g. KS, 1.0.1, 1.2.12, 2.4.2]
  - Data format: [e.g. 2, 3, 4, 5]