src/arch: Remove whitespace after sizeof

Change-Id: Ia2fc3d5ea88d61ba7c4a1daebfe74a24948c8f6e
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/16865
Tested-by: build bot (Jenkins)
Reviewed-by: Martin Roth <martinroth@google.com>

src/arch/x86/acpigen.c

@@ -348,7 +348,7 @@ void acpigen_write_processor(u8 cpuindex, u32 pblock_addr, u8 pblock_len)
 	acpigen_emit_byte(0x83);
 	acpigen_write_len_f();
 
-	snprintf(pscope, sizeof (pscope),
+	snprintf(pscope, sizeof(pscope),
 		 "\\_PR.CP%02d", (unsigned int) cpuindex);
 	acpigen_emit_namestring(pscope);
 	acpigen_emit_byte(cpuindex);