Optional args fixed #7583

Job	Run time
Build LPython to WASM	7m 5s
LPython CI (3.10, macos-latest)	4m 35s
LPython CI (3.10, windows-2019)	14m 59s
LPython CI (3.10, ubuntu-latest)	9m 30s
Check Debug build	3m 0s
Run SymPy tests	4m 42s
Test LLVM 10	3m 3s
Build Jupyter Kernel	4m 1s
Test LLVM 15	2m 57s
Test CPython Interop (@pythoncall)	2m 50s
Test LLVM 16	2m 58s
Check Release build	6m 25s
Run Integration tests with Python 3.9	3m 17s
Test PIP Installable Packages	2m 44s
Run Integration tests with Python 3.11	3m 19s
Run Integration tests with Python 3.10	3m 15s
Upload Tarball	45s
Run Integration tests with Python 3.12	3m 12s
	1h 22m 37s

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