test: Touch up error message when attempting to pin invalid vCPU

Report
error: invalid argument: requested vcpu '100' is not present in the domain
instead of
error: invalid argument: requested vcpu is higher than allocated vcpus

src/test/test_driver.c

@@ -2508,8 +2508,9 @@ static int testDomainPinVcpu(virDomainPtr domain,
     }
 
     if (vcpu > virDomainDefGetVcpus(privdom->def)) {
-        virReportError(VIR_ERR_INVALID_ARG, "%s",
-                       _("requested vcpu is higher than allocated vcpus"));
+        virReportError(VIR_ERR_INVALID_ARG,
+                       _("requested vcpu '%d' is not present in the domain"),
+                       vcpu);
         goto cleanup;
     }
 

tests/vcpupin

@@ -43,7 +43,7 @@ compare exp out || fail=1
 $abs_top_builddir/tools/virsh --connect test:///default vcpupin test 100 0,1 > out 2>&1
 test $? = 1 || fail=1
 cat <<\EOF > exp || fail=1
-error: invalid argument: requested vcpu is higher than allocated vcpus
+error: invalid argument: requested vcpu '100' is not present in the domain
 
 EOF
 compare exp out || fail=1