Merge branch 'js/tests-gpg-integration-on-windows'

Enable tests that require GnuPG on Windows. * js/tests-gpg-integration-on-windows: tests: increase the verbosity of the GPG-related prereqs tests: turn GPG, GPGSM and RFC1991 into lazy prereqs tests: do not let lazy prereqs inside `test_expect_*` turn off tracing t/lib-gpg.sh: stop pretending to be a stand-alone script tests(gpg): allow the gpg-agent to start on Windows