[authors] add incertum

Signed-off-by: Melissa Kilby <[email protected]>

Author: incertum

_data/authors.yml

@@ -533,3 +533,9 @@ umeshbatra13:
   name: Umesh Batra
   github: umeshbatra13
   about: "Umesh Batra is a member of the engineering team at Apple working on Password Monitoring and other Security Services."
+
+incertum:
+  name: Melissa Kilby
+  email: [email protected]
+  github: incertum
+  about: "Melissa Kilby works on the Swift for Linux Server team at Apple."