feat: add `SCP_FW` and `MCP_FW` LAVA macros

These macros are necessary for the new FVP-based platforms, which use
"scp_fw.bin" and "mcp_fw.bin" instead of the existing binary names.

Signed-off-by: Chris Kay <chris.kay@arm.com>
Change-Id: I1325f652c18634c082f202d5d62ff456833cb983
1 file changed