KVM: selftests: Remove second semicolon

There is a statement with two semicolons. Remove the second one, it
is redundant.

Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Link: https://lore.kernel.org/r/20240315093629.2431491-1-colin.i.king@gmail.com


Signed-off-by: Sean Christopherson <seanjc@google.com>