package/bpftrace: bump version to 0.24.2

package/bpftrace: bump version to 0.24.2

https://github.com/bpftrace/bpftrace/blob/v0.24.2/CHANGELOG.md

Version 0.24.0 contains: "Add support for LLVM 21"

Buildroot commit d6a7c0226333138721ae722b89e31a82cfb22ae0 bumped llvm to
the 21 series causing a build error with bpftrace:

CMake Error at CMakeLists.txt:168 (message):
  Unsupported LLVM version found via
  /home/autobuild/autobuild/instance-14/output-1/host/aarch64-buildroot-linux-gnu/sysroot/usr/include:
  21

CMake Error at CMakeLists.txt:169 (message):
  Only versions between 16 and 20 are supported

Fixes:
https://autobuild.buildroot.net/results/2bf/2bf26b4848796ab031ab0767b97aba63a35f1184/

Signed-off-by: Bernd Kuhls <bernd@kuhls.net>
Signed-off-by: Julien Olivain <ju.o@free.fr>