pgp: convert signing key to host path build setting - #1128

pgp: convert signing key to host path build setting#1128

phlax with Copilot wants to merge 3 commits into

bazel-gpgphlax/toolshed:bazel-gpgfrom

copilot/bazel-gpg-againphlax/toolshed:copilot/bazel-gpg-againCopy head branch name to clipboard