KVM: selftests: Convert s390's tprot test to printf style GUEST_ASSERT

Convert s390's tprot test to printf-based GUEST_ASSERT.

Link: https://lore.kernel.org/r/20230729003643.1053367-18-seanjc@google.comSigned-off-by: Sean Christopherson <seanjc@google.com>

tools/testing/selftests/kvm/s390x/tprot.c

@@ -4,6 +4,7 @@
  *
  * Copyright IBM Corp. 2021
  */
+#define USE_GUEST_ASSERT_PRINTF 1
 
 #include <sys/mman.h>
 #include "test_util.h"
@@ -156,7 +157,9 @@ static enum stage perform_next_stage(int *i, bool mapped_0)
 		       !mapped_0;
 		if (!skip) {
 			result = test_protection(tests[*i].addr, tests[*i].key);
-			GUEST_ASSERT_2(result == tests[*i].expected, *i, result);
+			__GUEST_ASSERT(result == tests[*i].expected,
+				       "Wanted %u, got %u, for i = %u",
+				       tests[*i].expected, result, *i);
 		}
 	}
 	return stage;
@@ -190,7 +193,7 @@ static void guest_code(void)
 	vcpu_run(__vcpu);					\
 	get_ucall(__vcpu, &uc);					\
 	if (uc.cmd == UCALL_ABORT)				\
-		REPORT_GUEST_ASSERT_2(uc, "hints: %lu, %lu");	\
+		REPORT_GUEST_ASSERT(uc);			\
 	TEST_ASSERT_EQ(uc.cmd, UCALL_SYNC);			\
 	TEST_ASSERT_EQ(uc.args[1], __stage);			\
 })