chore: Update SECURITY.md (#102)

Signed-off-by: CMiville42 <126196306+CMiville42@users.noreply.github.com>
Signed-off-by: Alfredo Gutierrez <alfredo@swirldslabs.com>
Co-authored-by: Alfredo Gutierrez <alfredo@swirldslabs.com>

Author: CMiville42

SECURITY.md

@@ -2,5 +2,4 @@
 
 ## Reporting a Vulnerability
 
-Please do not file a public ticket mentioning the vulnerability. To report a vulnerability, please send an email to <security@swirldslabs.com>.
-
+Please do not file a public ticket mentioning the vulnerability. To report a vulnerability, please send an email to <security@hashgraph.com>.