Merge pull request #328 from EasyPost/release_target

feat: specify release target

Author: Justintime50

Makefile

@@ -71,8 +71,9 @@ publish:
 
 ## release - Cuts a release for the project on GitHub (requires GitHub CLI)
 # tag = The associated tag title of the release
+# target = Target branch or full commit SHA
 release:
-	gh release create ${tag} dist/*
+	gh release create ${tag} dist/* --target ${target}
 
 ## scan - Scans the project for security issues with Bandit
 scan: