fix: newline (#543)

Author: dervoeti

template/.github/ISSUE_TEMPLATE/02-bug_report.yml.j2

@@ -13,6 +13,7 @@ body:
       description: Which version of the Stackable Operator do you see this bug in?
 
 # {[% if operator.has_product | default(true) %}]
+
   - type: input
     attributes:
       label: Affected {[ operator.pretty_string }] version