hswaw/kube: encrypt keys, update expired keys

cz2's key has expired. Removing it for now as there's no easy way to
force gpg to encrypt content for expired keys.

Change-Id: Ib27b9a09385fcead1ba2d48ebf45426038d8b647
diff --git a/hswaw/kube/secrets/cipher/prod-pretalx-s3.json b/hswaw/kube/secrets/cipher/prod-pretalx-s3.json
new file mode 100644
index 0000000..14b3728
--- /dev/null
+++ b/hswaw/kube/secrets/cipher/prod-pretalx-s3.json
@@ -0,0 +1,39 @@
+-----BEGIN PGP MESSAGE-----
+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+=vw9f
+-----END PGP MESSAGE-----