qemu: command: Fix up coding style of smbios commandine formatters

src/qemu/qemu_command.c

@@ -5610,7 +5610,8 @@ qemuBuildRNGCommandLine(virLogManagerPtr logManager,
 }
 
 
-static char *qemuBuildSmbiosBiosStr(virSysinfoBIOSDefPtr def)
+static char *
+qemuBuildSmbiosBiosStr(virSysinfoBIOSDefPtr def)
 {
     virBuffer buf = VIR_BUFFER_INITIALIZER;
 
@@ -5642,7 +5643,9 @@ static char *qemuBuildSmbiosBiosStr(virSysinfoBIOSDefPtr def)
     return NULL;
 }
 
-static char *qemuBuildSmbiosSystemStr(virSysinfoSystemDefPtr def,
+
+static char *
+qemuBuildSmbiosSystemStr(virSysinfoSystemDefPtr def,
                          bool skip_uuid)
 {
     virBuffer buf = VIR_BUFFER_INITIALIZER;
@@ -5688,7 +5691,9 @@ static char *qemuBuildSmbiosSystemStr(virSysinfoSystemDefPtr def,
     return NULL;
 }
 
-static char *qemuBuildSmbiosBaseBoardStr(virSysinfoBaseBoardDefPtr def)
+
+static char *
+qemuBuildSmbiosBaseBoardStr(virSysinfoBaseBoardDefPtr def)
 {
     virBuffer buf = VIR_BUFFER_INITIALIZER;