qemu: adjust indentation of qemuDomainObjPrivateXMLFormatAutomaticPlacement

Commit 6801da94 fixed the typo in the function name, but forgot
to adjust the indentation level of the next line.

src/qemu/qemu_domain.c

@@ -1797,7 +1797,7 @@ qemuDomainObjPrivateXMLFormatVcpus(virBufferPtr buf,
 
 static int
 qemuDomainObjPrivateXMLFormatAutomaticPlacement(virBufferPtr buf,
-                                                 qemuDomainObjPrivatePtr priv)
+                                                qemuDomainObjPrivatePtr priv)
 {
     char *nodeset = NULL;
     char *cpuset = NULL;