v5.13
Update copyright headers
sparc, sparc64: implement PTRACE_{G,S}ETREGSET NT_PRSTATUS regset decoding
Implement decoding of PTRACE_GETREGS and PTRACE_SETREGS
Move source files into src subdirectory
src/linux: normalize cross-arch #include
src/linux: include "userent0.h" instead of "../userent0.h" where appropriate