tools/sparse: update to version 0.6.3
Update to the latest stable release.
This fixes a segfault and build failure seen compiling the 5.10 kernel
for x86/64. With this update, builds complete and sparse generates the
usual large volume of warnings as on 5.4 kernels.
Reported-by: Javier Marcet <[email protected]>
Signed-off-by: Tony Ambardar <[email protected]>