change default branch name for core in test upstream script

asciidoctor / asciidoctorj

:coffee: Java bindings for Asciidoctor. Asciidoctor on the JVM!

http://asciidoctor.org

Apache License 2.0

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change default branch name for core in test upstream script #1059

Closed mojavelinux closed 3 years ago

mojavelinux commented 3 years ago

Kind of change

[x] Build improvement

Description

The default branch name of Asciidoctor core has been renamed to main. This patch updates the test upstream script to use it as the fallback branch name.

robertpanzer commented 3 years ago

Thanks 🙏