Merge branch 'bug_template' into 'develop'

Ask the Funkwhale version on bug report

See merge request funkwhale/funkwhale!473

.gitlab/issue_templates/Bug.md

@@ -34,6 +34,12 @@ Describe the expected behaviour.
 
 ## Context
 
+<!--
+The version of your instance can be found on the footer : Source code (x.y)
+-->
+
+**Funkwhale version(s) affected**: x.y
+
 <!--
 If relevant, share additional context here like: