x86: Fix misspelling and align params

Fix 'upto' misspelling and align parameters.
Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
Cc: trivial@kernel.org
LKML-Reference: <1300389856-1099-2-git-send-email-lucas.demarchi@profusion.mobi>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

Documentation/x86/x86_64/boot-options.txt

@@ -195,7 +195,7 @@ PCI
   pci=rom		Assign ROMs.
   pci=assign-busses	Assign busses
   pci=irqmask=MASK	Set PCI interrupt mask to MASK
-  pci=lastbus=NUMBER	       Scan upto NUMBER busses, no matter what the mptable says.
+  pci=lastbus=NUMBER	Scan up to NUMBER busses, no matter what the mptable says.
   pci=noacpi		Don't use ACPI to set up PCI interrupt routing.
 
 IOMMU (input/output memory management unit)