Remove erroneous double quote

Author: simonkurtz-MSFT

.github/ISSUE_TEMPLATE/1-bug_report.yml

@@ -1,7 +1,7 @@
 # https://docs.github.com/en/communities/using-templates-to-encourage-useful-issues-and-pull-requests/syntax-for-issue-forms
 
 name: "Bug report"
-description: "Create a bug report to help us improve.""
+description: "Create a bug report to help us improve."
 title: "[Bug]: <title>"
 labels: ["triage"]
 type: "Bug"