Structs: Fix AdHocCommand default args

2 jobs for master in 2 minutes and 38 seconds (queued for 2 seconds)
Status Name Job ID Coverage
failed run-test #23214


skipped run-build #23215
Name Stage Failure
run-test Test
Your code has been rated at 9.80/10 (previous run: 9.80/10, +0.00)

Uploading artifacts for failed job
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Runtime platform
arch=amd64 os=linux pid=2740 revision=943fc252 version=13.7.0
WARNING: coverage.xml: no matching files
ERROR: No files to upload
Cleaning up file based variables
ERROR: Job failed: exit status 1