[Infrastructure] Land a template for security related issues

[Andrea Veri <averi src gnome org>]

commit b0f7679ac6d530acd689be19e4083426bc6fa94e
Author: Andrea Veri <averi redhat com>
Date:   Tue Oct 29 17:25:25 2019 +0100

    Land a template for security related issues

 .gitlab/issue_templates/security-issue.md | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
---
diff --git a/.gitlab/issue_templates/security-issue.md b/.gitlab/issue_templates/security-issue.md
new file mode 100644
index 0000000..8ce081b
--- /dev/null
+++ b/.gitlab/issue_templates/security-issue.md
@@ -0,0 +1,30 @@
+### Summary
+
+(Summarize the security issue encountered concisely making sure to
+specify the affected service including DNS, IRC, GitLab,
+Mailing lists, Planet, Mirrorbrain, Openshift, Build services, any other
+GNOME website)
+
+
+### Steps to reproduce
+
+(How one can reproduce the security issue behavior - this is very important)
+(Is there an existing CVE you can reference?)
+
+
+### What's the impact?
+
+(What kind of stolen information or denial of service the security issue involves)
+
+
+### Relevant logs and/or screenshots
+
+(Paste any relevant logs - please use code blocks (```) to format console output,
+logs, and code as it's very hard to read otherwise.)
+
+This issue is made confidential automatically after it's submitted.
+
+
+/label ~security ~needs-investigation
+/cc @averi @barthalion
+/confidential