* libbacktrace: add cast to avoid undefined shift
* libbacktrace: add casts to avoid undefined shifts
* arm: libbacktrace: Check if the compiler supports __sync atomics
- Update to version 1.0+git20241129:
* libbacktrace: use WIN32_LEAN_AND_MEAN, not WIN32_MEAN_AND_LEAN
OBS-URL: https://build.opensuse.org/package/show/network:cryptocurrencies/libbacktrace?expand=0&rev=46
