public int getRelrRelocationType() {
		return 0;
	}
Get the architecture-specific relative relocation type which should be applied to 
RELR relocations.  The default implementation returns 0 which indicates RELR is unsupported.

@return RELR relocation type ID value
Ghidra/Features/Base/src/main/java/ghidra/app/util/bin/format/elf/relocation/ElfRelocationHandler.java