ci: add gradle debug step to capture full error output before emb

1 job for main in 3 minutes and 31 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Build
failed #127731
studio-2023 triggered
ci-build

00:03:31

 
Name Stage Failure
failed
ci-build Build
  output: [ null, null, null ],
pid: 64228,
stdout: null,
stderr: null
}

Node.js v18.18.2
Cleaning up project directory and file based variables
ERROR: Job failed: exit status 1