Updating the selinux-policy packages fails with "Re-declaration of typealias unconfined_execmem_exec_t"

Issue

• When updating the system, selinux-policy-targeted package post-installation shows the following error message

  Installing : selinux-policy-3.13.1-266.el7_8.1.noarch
  Installing : selinux-policy-targeted-3.13.1-266.el7_8.1.noarch
  ‘/etc/selinux/targeted/modules/active/seusers’ -> ‘/etc/selinux/targeted/active/seusers.local’
  Re-declaration of typealias unconfined_execmem_exec_t
  Failed to create node
  Bad typealias declaration at /etc/selinux/targeted/tmp/modules/400/execmem/cil:1
  semodule:  Failed!
  

• The policy is not update, the old one is used instead