cluster/certs: update k0 certs

This leaves us with the next set of expiring certs in September 2021.

Fixes b/36.

Change-Id: I536497626c0dd3807fccf28d4b61e5e531cf8d9c
diff --git a/cluster/certs/etcdpeer-bc01n01.hswaw.net.cert b/cluster/certs/etcdpeer-bc01n01.hswaw.net.cert
index 0c3d762..e9631c7 100644
--- a/cluster/certs/etcdpeer-bc01n01.hswaw.net.cert
+++ b/cluster/certs/etcdpeer-bc01n01.hswaw.net.cert
@@ -1,9 +1,9 @@
 -----BEGIN CERTIFICATE-----
-MIIFHzCCBAegAwIBAgIUbtFJibIQ+L3FalsNIadl2cqxzs4wDQYJKoZIhvcNAQEL
+MIIFHzCCBAegAwIBAgIUKW8pdXo/W4SfRl9QxvqFh7ePx1swDQYJKoZIhvcNAQEL
 BQAwfTELMAkGA1UEBhMCUEwxFDASBgNVBAgTC01hem93aWVja2llMQ8wDQYDVQQH
 EwZXYXJzYXcxGzAZBgNVBAoTEldhcnNhdyBIYWNrZXJzcGFjZTETMBEGA1UECxMK
-Y2x1c3RlcmNmZzEVMBMGA1UEAxMMZXRjZCBwZWVyIGNhMB4XDTIwMDMyODE1NTMw
-MFoXDTIxMDMyODE1NTMwMFowdTELMAkGA1UEBhMCUEwxFDASBgNVBAgTC01hem93
+Y2x1c3RlcmNmZzEVMBMGA1UEAxMMZXRjZCBwZWVyIGNhMB4XDTIxMDMyNzExMjcw
+MFoXDTIyMDMyNzExMjcwMFowdTELMAkGA1UEBhMCUEwxFDASBgNVBAgTC01hem93
 aWVja2llMQ8wDQYDVQQHEwZXYXJzYXcxIzAhBgNVBAsTGm5vZGUgZXRjZCBwZWVy
 IGNlcnRpZmljYXRlMRowGAYDVQQDExFiYzAxbjAxLmhzd2F3Lm5ldDCCAiIwDQYJ
 KoZIhvcNAQEBBQADggIPADCCAgoCggIBANQ4DOd1qBoznMwL9bcmjZydm0C45RPY
@@ -21,10 +21,10 @@
 CCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBQ+AVJ4
 b1WbetRtLuoHoZkRG3TyJDAfBgNVHSMEGDAWgBQte5qvaKoZpMwqiL74duS9J6ck
 DjAcBgNVHREEFTATghFiYzAxbjAxLmhzd2F3Lm5ldDANBgkqhkiG9w0BAQsFAAOC
-AQEAoeQruvpOcvGc7qr1OWFycJcwEd8k4o/1Oc5KPEKlVDNf9XcweJOetAayBMMK
-Y3lGkBuOHQ5Crx8kXruiQyi6c7tUd9rVtDWWwcLAR20CkDCYnJNn46djgRR6J4pb
-RFz+31cIDgQT2GJhO2waajrcqfrBZeuDyyqt3ZUn3hpICdTbYJWV3x/vqLIY+FpT
-Z+x8Muzb0EWFXCBxZBHsZXBuoCjtmmrNrf0ek5Ag+n5fxl1AdGAuqD4D01wJWa0L
-UJtaLmuD02Pw/c6RJ5vkWI9DRcH7/XdYZZ5yf7Ch2GNivKsz9ekIVpVz0HJMOVPM
-yw/s8FL0AczmICjx6yjlu4RQ5w==
+AQEAZUKCrNDpDTJBVcVswSaEQujA2eNOTQuj6eBuf08Nz1NZGgRYAfy+aHoTkahZ
+m5FaYFSEnL6R0qzjruvRSnBb21A9P6+8+T2Tw6NA4XWDqKwIoDzVyqjpTNeRpcTV
+Xj3l3eJPSsncZDmPrZIY8LBG9ZQSe36KfYvXPPCJT3aYLKu8ZfiJRTbxU/gH4SQg
+wgKZZin/oBqnmWWhsKdVsepCDtZHUwxa0xdqLnmjlQiCjoW8tdyS6F0EBnK6nUY9
+V18h0b7eZWPy5u+t1wnNA1Jjsu9ad0/4IipJ7oEkVcufZcWhuxgfaxddh/a+eRuB
+lQQ+/YNCpGWlQBsD5tIxpEasFg==
 -----END CERTIFICATE-----