Amazon Detective Update: Updated the email validation regex to be in line with the TLD name specifications.

Author: AWS

.changes/next-release/feature-AmazonDetective-234f7ca.json

@@ -0,0 +1,6 @@
+{
+    "type": "feature",
+    "category": "Amazon Detective",
+    "contributor": "",
+    "description": "Updated the email validation regex to be in line with the TLD name specifications."
+}