cluster: bump nearly-expired certs

This makes clustercfg ensure certificates are valid for at least 30
days, and renew them otherwise.

We use this to bump all the certs that were about to expire in a week.
They are now valid until 2021.

There's still some certs that expire in 2020. We need to figure out a
better story for this, especially as the next expiry is 2021 - todays
prod rollout was somewhat disruptive (basically this was done by a full
cluster upgrade-like rollout flow, via clustercfg).

We also drive-by bump the number of mons in ceph-waw3 to 3, as it shouls
be (this gets rid of a nasty SPOF that would've bitten us during this
upgrade otherwise).

Change-Id: Iee050b1b9cba4222bc0f3c7bce9e4cf9b25c8bdc
diff --git a/cluster/certs/kubefront-apiserver.cert b/cluster/certs/kubefront-apiserver.cert
index c8fe77b..409beb3 100644
--- a/cluster/certs/kubefront-apiserver.cert
+++ b/cluster/certs/kubefront-apiserver.cert
@@ -1,9 +1,9 @@
 -----BEGIN CERTIFICATE-----
-MIIFEzCCA/ugAwIBAgIUBrhuHQZXw8Fe+lov3RlTO4t7kBEwDQYJKoZIhvcNAQEL
+MIIFEzCCA/ugAwIBAgIURk8WW4qapypnrPH9a2aMG+oMUpgwDQYJKoZIhvcNAQEL
 BQAwgYcxCzAJBgNVBAYTAlBMMRQwEgYDVQQIEwtNYXpvd2llY2tpZTEPMA0GA1UE
 BxMGV2Fyc2F3MRswGQYDVQQKExJXYXJzYXcgSGFja2Vyc3BhY2UxEzARBgNVBAsT
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-MTkwNDA2MjAzMDAwWhcNMjAwNDA1MjAzMDAwWjBmMQswCQYDVQQGEwJQTDEUMBIG
+MjAwMzI4MTUxNTAwWhcNMjEwMzI4MTUxNTAwWjBmMQswCQYDVQQGEwJQTDEUMBIG
 A1UECBMLTWF6b3dpZWNraWUxDzANBgNVBAcTBldhcnNhdzEcMBoGA1UECxMTS3Vi
 ZXJuZXRlcyBGcm9udGVuZDESMBAGA1UEAxMJYXBpc2VydmVyMIICIjANBgkqhkiG
 9w0BAQEFAAOCAg8AMIICCgKCAgEAuVXNUv1oJrLw9XxagSTyHegDeHT71JSdeYWx
@@ -20,11 +20,11 @@
 /xZzYekCAwEAAaOBljCBkzAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYB
 BQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFKkQFBbQv3W0
 jUMCdTBkmb0YlS7DMB8GA1UdIwQYMBaAFI+XbXEIcmDLzHcqyvkE9KRqvCX0MBQG
-A1UdEQQNMAuCCWFwaXNlcnZlcjANBgkqhkiG9w0BAQsFAAOCAQEAW9DxplTEyKrA
-WM3yC/kkSz9iTSqSO5X3QWFPydvN3nUY2g8CD4f5VYPAZbqljNu2W/dA9LberQl3
-FUh5PM6E1+QekdosHfiQrjBi4mD8G7mVkJBCtrcflerpb6+VhYUlHvMMITbV5wrx
-Hz4/G2Ndym9IqwVBn8Srbjh3w1yYcVUGsQD7HHxJOnE9YknlQH73tMfbyPYsEgUo
-fB5unEBGRrEjqGa2lCWHwxE0MT5WowsKUhKr5ikH3l2AufOnVETfkq24yHi/qKt7
-Lq/303b/5y/2uwC5J0wpiqd71BuwXJoprAMHPjI8b58MKZtMBsYDTBkP8Ls150CP
-PpB6p9/L9w==
+A1UdEQQNMAuCCWFwaXNlcnZlcjANBgkqhkiG9w0BAQsFAAOCAQEAGI6MmkpsH4Ur
+mU20a8EmXkaGK9pD4hvbnsFsnzR0CjE8KHmDWIKlkg6RJZlnZnsd4UmnJTbnpM6A
+IkOycdwXsD8QrWwOMOqT3mIw4OYZqog4WqXcXlpeQwDmzC5mqEPWmy/Vr0CCIzFF
+Cx2ElcoIBQ46o9hm4Lx91uyWqDFRsBLleE+rgr9nCqesG4kYylT4Tb21l+YGQqtC
+v1mpXD7jaoyVVGpm28zUE2v/bGZsBfmd5cC9MVvyVrlhL4soI1UCO5aP/n/DxY0a
+iJ3UvlNnUbFuo0GUalbIwlTlVK/l6o6XRPINGbxTPEaueDLPKIqvvF+ZZBDMx7Hl
+k3IBIbEW8A==
 -----END CERTIFICATE-----