Add Masaya Suzuki's public key signature

The key registered at
https://keyserver.ubuntu.com/pks/lookup?op=get&search=0x248935B0B6B87F19.

Gitiles v0.2-3 is signed with this key.

Change-Id: I8afc0fc0a6f701fb458b5ec99710b66d4b43ede8
diff --git a/releases/public-keys.md b/releases/public-keys.md
index 6fa1e58..e9c1b34 100644
--- a/releases/public-keys.md
+++ b/releases/public-keys.md
@@ -15,6 +15,7 @@
 |                  | david.pursehouse@sonymobile.com | 5BEE 1865 DB05 5B31 9DCB  1369 F236 A953 E082 5A6D | Obsoleted |
 | Edwin Kempin     | ekempin@google.com              | 8DC3 89F5 9066 40FA C5A9  9037 51B5 FD97 A0D0 EF51 |           |
 | Hugo Arès        | hugares@gmail.com               | 6884 7C78 8005 34A7 3386  86C9 C5D7 01B8 24EE 7037 |           |
+| Masaya Suzuki    | masayasuzuki@google.com         | 17DE EE31 04AA 1FBD ABE4 D1F7 2489 35B0 B6B8 7F19 |           |
 | Saša Živkov      | sasa.zivkov@sap.com             | 024B 9991 1E26 0764 22A7  5AD4 4D52 61F9 26C1 290E |           |
 | GerritForge      | info@gerritforge.com            | F0E2 4DA6 6FFA A737 081E  5A7E 1FFF AA5E 1871 F775 | Deb       |
 | GerritForge Yum  | yum@gerritforge.com             | 87BE F09F 08AF 18A9 79ED  67DB AF71 9AD5 21EF A0F0 | Rpm       |