Remove broad cis reference from rule

Since we are switching to use control based referencing we need to
remove any cis reference in the file.

Author: yuumasato

applications/openshift/api-server/api_server_https_for_kubelet_conn/rule.yml

@@ -25,7 +25,6 @@ rationale: |-
 severity: medium
 
 references:
-    cis: 1.2.4
     nerc-cip: CIP-003-8 R4.2,CIP-003-8 R6,CIP-004-6 R3,CIP-007-3 R5.1,CIP-007-3 R6.1
     nist: CM-6,CM-6(1),SC-8,SC-8(1)
     pcidss: Req-2.2,Req-2.3