[release] Add GPG key for 3.3.0 release
diff --git a/gpg_keys.txt b/gpg_keys.txt
index 3853525..8a7e00a 100644
--- a/gpg_keys.txt
+++ b/gpg_keys.txt
@@ -7,3 +7,4 @@
 3.1.0=73BC0A2B04ABC80BF0513382B0ED0E338D622A92
 3.1.1=73BC0A2B04ABC80BF0513382B0ED0E338D622A92
 3.2.0=B9499FA69EFF5DEEEBC3C1F5BA7E4187C6F73D82
+3.3.0=A5F3BCE4CBE993573EC5966A65321B8382B219AF