Pass --stacktrace to gradlew in CI

1 job for !115 with mailbox-lib in 3 minutes and 8 seconds (queued for 1 second)
merge request
Name Stage Failure
failed
test Test

94 actionable tasks: 94 executed
BUILD FAILED in 2m 56s
Running after_script
Running after script...
$ rm -f $GRADLE_USER_HOME/caches/modules-2/modules-2.lock
$ rm -fr $GRADLE_USER_HOME/caches/*/plugin-resolution/
Cleaning up project directory and file based variables
ERROR: Job failed: exit code 1