tests: Added basic constraints extension to the CA certs

The IPA installer refuses to accept certs signed with a CA-signature that does
not have basic constraints enabled (Described in RFC 5280)

Reviewed-By: David Kupka <dkupka@redhat.com>

ipatests/test_integration/scripts/caless-create-pki

@@ -38,7 +38,10 @@ gen_cert() {
 
     csr="$(mktemp)"
     crt="$(mktemp)"
-    certutil -R -d "$dbdir" -s "$subject" -f "$pwfile" -z "$noise" -o "$csr" -4 >/dev/null <<EOF
+    certutil -R -d "$dbdir" -s "$subject" -f "$pwfile" -z "$noise" -o "$csr" -4 -2 >/dev/null <<EOF
+y
+0
+N
 1
 7
 file://$crl_path/$ca.crl