neoverse-rd/rdv3: rearrange scp_platform module context structure
The SCP platform module is implemented across multiple C source files. To ensure the module's context data is accessible to all source files, move the context structure definition from the source file to the header file.Move scp_platform module's context structure from the source file to the header file.
Change-Id: I2ffeb382482bcadb25b17352501a7a8f95ae78b6 Signed-off-by: Pranav Madhu pranav.madhu@arm.com