build: better releases that are bazelisk compatible

[gregmagolan]

gregs-mbp:aspect-cli greg$ bb //release --stamp
INFO: Analyzed target //release:release (0 packages loaded, 0 targets configured).
INFO: Found 1 target...
Target //release:release up-to-date:
  bazel-bin/release/release.sh
INFO: Elapsed time: 0.405s, Critical Path: 0.05s
INFO: 1 process: 1 internal.
INFO: Build completed successfully, 1 total action
gregs-mbp:aspect-cli greg$ bazel-bin/release/release.sh dist
Copying bazel-out/darwin-fastbuild/bin/release/aspect-darwin_amd64 to dist
Copying bazel-out/darwin-fastbuild/bin/release/aspect-darwin_amd64.sha256 to dist
Copying bazel-out/darwin-fastbuild/bin/release/aspect-darwin_arm64 to dist
Copying bazel-out/darwin-fastbuild/bin/release/aspect-darwin_arm64.sha256 to dist
Copying bazel-out/darwin-fastbuild/bin/release/aspect-linux_amd64 to dist
Copying bazel-out/darwin-fastbuild/bin/release/aspect-linux_amd64.sha256 to dist
Copying bazel-out/darwin-fastbuild/bin/release/aspect-linux_arm64 to dist
Copying bazel-out/darwin-fastbuild/bin/release/aspect-linux_arm64.sha256 to dist
Copying bazel-out/darwin-fastbuild/bin/release/aspect-windows_amd64.exe to dist
Copying bazel-out/darwin-fastbuild/bin/release/aspect-windows_amd64.exe.sha256 to dist
Copying bazel-out/darwin-fastbuild/bin/release/aspect_bazelisk_artifacts to dist
gregs-mbp:aspect-cli greg$ ls -l ./dist
total 337024
-r-xr-xr-x  1 greg  staff  16915616 11 Nov 13:28 aspect-darwin_amd64
-r-xr-xr-x  1 greg  staff        86 11 Nov 13:28 aspect-darwin_amd64.sha256
-r-xr-xr-x  1 greg  staff  16743522 11 Nov 13:28 aspect-darwin_arm64
-r-xr-xr-x  1 greg  staff        86 11 Nov 13:28 aspect-darwin_arm64.sha256
-r-xr-xr-x  1 greg  staff  15302656 11 Nov 13:28 aspect-linux_amd64
-r-xr-xr-x  1 greg  staff        85 11 Nov 13:28 aspect-linux_amd64.sha256
-r-xr-xr-x  1 greg  staff  14745600 11 Nov 13:28 aspect-linux_arm64
-r-xr-xr-x  1 greg  staff        85 11 Nov 13:28 aspect-linux_arm64.sha256
-r-xr-xr-x  1 greg  staff  22544896 11 Nov 13:28 aspect-windows_amd64.exe
-r-xr-xr-x  1 greg  staff        91 11 Nov 13:28 aspect-windows_amd64.exe.sha256
-r-xr-xr-x  1 greg  staff  16743522 11 Nov 13:28 bazel-0.13.0-darwin-arm64
-r-xr-xr-x  1 greg  staff        92 11 Nov 13:28 bazel-0.13.0-darwin-arm64.sha256
-r-xr-xr-x  1 greg  staff  16915616 11 Nov 13:28 bazel-0.13.0-darwin-x86_64
-r-xr-xr-x  1 greg  staff        93 11 Nov 13:28 bazel-0.13.0-darwin-x86_64.sha256
-r-xr-xr-x  1 greg  staff  14745600 11 Nov 13:28 bazel-0.13.0-linux-arm64
-r-xr-xr-x  1 greg  staff        91 11 Nov 13:28 bazel-0.13.0-linux-arm64.sha256
-r-xr-xr-x  1 greg  staff  15302656 11 Nov 13:28 bazel-0.13.0-linux-x86_64
-r-xr-xr-x  1 greg  staff        92 11 Nov 13:28 bazel-0.13.0-linux-x86_64.sha256
-r-xr-xr-x  1 greg  staff  22544896 11 Nov 13:28 bazel-0.13.0-windows-x86_64.exe
-r-xr-xr-x  1 greg  staff        98 11 Nov 13:28 bazel-0.13.0-windows-x86_64.exe.sha256