DTB address can be modified through the config table. Use
this address in dmem output.
EmbeddedPkg dependency added to
ShellPkg/Library/UefiShellDebug1CommandsLib/UefiShellDebug1CommandsLib.inf
and ShellPkg/ShellPkg.ci.yaml
Adds to: 42b0443599
("ShellPkg: UefiShellDebug1CommandsLib: Uefi Config Tables in Dmem.c")
Signed-off-by: Prachotan Reddy Bathi <Prachotan.Bathi@arm.com>