Fix output for 0245_errcon on rhES8.

For S806-014.

Author: TurboGit

regtests/0245_errcon/test.opt

@@ -16,6 +16,7 @@ freebsd,!ipv4 OUT test-freebsd-ipv6.out
 freebsd,ipv4 OUT test-freebsd-ipv4.out
 vxworks6,!vxworks6-6.6 OUT test-vxworks.out
 linux-rhES7,x86 OUT test-rhES7-x86.out
+linux-rhES8,x86 OUT test-rhES7-x86.out
 gnat OUT test.out
 ipv6 OUT test-ipv6.out
 ipv4,!vxworks6-6.6 OUT test-ipv4.out