ArmPlatformPkg: Fixes for Juno ACPI

ArmPlatformPkg: Fixes for Juno ACPI

1. Change Interrupt for Juno PCI Routing table
Interrupt Number Reference:
http://www.arm.com/files/pdf/DDI0515D1a_juno_arm_development_platform_soc_trm.pdf
table 3-3 page 3-7
2. Support for PCI IO range with ACPI on JUNO

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Supreeth Venkatesh <supreeth.venkatesh@arm.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18576 6f19259b-4bc3-4df7-8a09-765794883524