REGTESTS: set_ssl_server_cert.vtc: remove the abort command

Temporarily remove the abort command as it seems to cause problems when
trying to do a "show ssl cert" after it.

reg-tests/ssl/set_ssl_server_cert.vtc

@@ -87,18 +87,3 @@ client c1 -connect ${h1_clearlst_sock} {
     expect resp.http.x-ssl == "Revoked"
 } -run
 
-# Abort a transaction
-shell {
-    printf "set ssl cert ${testdir}/client1.pem <<\n$(cat ${testdir}/client3_revoked.pem)\n\n" | socat "${tmpdir}/h1/stats" -
-    echo "abort ssl cert ${testdir}/client1.pem" | socat "${tmpdir}/h1/stats" -
-}
-
-# The certificate was not updated so it should still be revoked
-client c1 -connect ${h1_clearlst_sock} {
-    txreq
-    rxresp
-    expect resp.status == 200
-    expect resp.http.x-ssl == "Revoked"
-} -run
-
-