src: whitespace sweep

Author: fichtner

.github/ISSUE_TEMPLATE/bug_report.md

@@ -15,7 +15,7 @@ Before you add a new report, we ask you kindly to acknowledge the following:
 [-] I have searched the existing issues and I'm convinced that mine is new.
 
 **Describe the bug**
-A clear and concise description of what the bug is, including last known working version (if any). 
+A clear and concise description of what the bug is, including last known working version (if any).
 
 *Tip*: to validate your setup was working with the previous version, use opnsense-revert (https://docs.opnsense.org/manual/opnsense_tools.html#opnsense-revert)