v2023.07.0

Lucas Stach (4):
      architecture: add support for LoongArch
      glibc: set libdir for LoongArch
      cross-llvm: add support for LoongArch
      add loongarch64-linux-gnu ptxconfig

Michael Olbrich (30):
      gcc: drop useless patch
      pre/toolchain: add -O2 to the debug cflags
      ptxconfig: update version to 2023.XX.0 do distinguish devel builds from last release
      ptxdist: version bump 2022.10.0 ->  2023.07.0
      cross-gcc: version bump 12-20221022 -> 13-20230603
      cross-binutils: adapt to gcc lib64 changes
      cross-llvm/clang/lld: version bump 15.0.2 -> 16.0.0
      cross-binutils: version bump 2.39 -> 2.40
      glibc: version bump 2.36-62-g19535f3b5730 -> 2.37-22-g3593050c27dc
      scripts: handle 'ptxdist print' better
      glibc: don't force the libdir to /lib
      newlib: version bump 4.2.0.20211231 -> 4.3.0.20230120
      kernel-headers: version bump 6.0.5 -> 6.3.6
      cross-rustc: version bump 1.64.0 -> 1.70.0
      ptxconfigs: drop uclibc toolchains
      introduce ARCH_MIPS64 to handle 64-bit mips
      Kconfig: make sure host-fakeroot is built
      fixup_ptxconfigs.sh: add support for loongarch64-linux-gnu
      cross-binutils: allow to disable gold
      ptxconfigs: update to latest changes
      ptxconfigs: drop non-clang configs
      loongarch64-linux-gnu: enable rustc
      ptxd_make_toolchain_cleanup: fix 'ptxdist print ...'
      binuils: two more stable patches
      cross-gdb: version bump 12.1 -> 13.2
      glibc: update oldest supported kernel version to v4.19
      cross-gcc: version bump 13-20230603 -> 13-20230624
      debian: drop clang hack
      cross-llvm/clang/lld: version bump 16.0.0 -> 16.0.6
      release 2023.07.0
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