Remove Bug field from template issue

Author: Luke Hinds

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -1,6 +1,6 @@
 name: "Bug Report"
 description: "Report a bug to help us improve the proxy system."
-title: "[Bug]: Provide a general summary of the issue"
+title: "-- Provide a general summary of the issue --"
 labels: [bug]
 assignees: "-"
 body: