powerpc/xive: Silence message about VP block allocation

There is no reason for that message to be pr_info(), it will be printed
every time we start a KVM guest.
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

arch/powerpc/sysdev/xive/native.c

@@ -633,7 +633,7 @@ u32 xive_native_alloc_vp_block(u32 max_vcpus)
 	if (max_vcpus > (1 << order))
 		order++;
 
-	pr_info("VP block alloc, for max VCPUs %d use order %d\n",
+	pr_debug("VP block alloc, for max VCPUs %d use order %d\n",
 		 max_vcpus, order);
 
 	for (;;) {