Update issue templates

Author: captainawesomejnr

.github/ISSUE_TEMPLATE/vulnerability-report-template.md

@@ -2,7 +2,7 @@
 name: Vulnerability Report template
 about: Report a suspected security breach/vulnerability.
 title: Vulnerability report for version x.x.x
-labels: documentation
+labels: documentation, vulnerability
 assignees: captainawesomejnr
 
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