Merge pull request #2103 from stackhpc/zero_zuul_secrets

CI: Change secret to dummy

Author: mnasiadka

zuul.d/secrets.yaml

@@ -2,14 +2,4 @@
 - secret:
     name: tenks_vault_password
     data:
-      vault_pw: !encrypted/pkcs1-oaep
-        - M3rG9U0hY71HFOu6grSbwE1NT4BflOeJ86YKLnvrQRvGqUUVO5HO3rnIYiCg0No+MgCtj
-          XWSk8+FOKcy4tfUcdxv62T8ftykaL6B0l3vWFgGWcg1GlRjn8uLTYAbvYb8ehvBNGrW3k
-          4Pp+3xssAxvn3gKPL5f57dlFymth7yiBu38U2PWYX76DqxjdUQLkjp3g5sLoz10W8F9IX
-          aKyA8hdNRFxyEWysP/vzsXMoO8ZOlESbziMkRJ5wqCeg3PNtOWanf1ryhqCfKK3SJcVPP
-          shtERIADHOqBufKGRQSOn41iicMKcFkeYtZaaadxeHMm9KYbwT4YY43MFSVBTYFPkrMLQ
-          LPRTfJtq2cHveU64wAzCpteWeqfPQvs+hsVosNVF2S/4DbSCpMPOfjWpMobPlf3rc57oj
-          Lykgi/zL+9CEj/gOv4QeYpmM5f8CvngByahiBO5FTrFXzOanOHQOuGOyQR8MQtqj+Edp3
-          bP5dzV3wpwHepeZDMPpUIhFXrp/6VVefQU5HwjJzaCiUooCAVCCV8cBsXqvNAhvNO1y41
-          cUVxFBYyCJ4JGIw1qMBPOSUnhY148xPTm9+4pD6HbR1K9NCbU7GoahFDz2jtRYjFRM401
-          YuwR7K8GRILFJ4zEbtlmwj4gMUEZSo0HE0BZPUWSZpmFs1wX5LAKenMJs0Ctpg=
+      vault_pw: "none"