CI tests for LLVM 10, 14, 15 and 16 #7325

Job	Run time
Test CPython Interop (@pythoncall)	1m 36s
Test CPython Interop (@pythoncall)	1m 36s
Build Jupyter Kernel	3m 18s
Build Jupyter Kernel	3m 18s
LPython CI (3.10, ubuntu-latest)	7m 17s
LPython CI (3.10, ubuntu-latest)	8m 37s
Build LPython to WASM	5m 50s
Build LPython to WASM	5m 50s
LPython CI (3.10, macos-latest)	8m 32s
LPython CI (3.10, macos-latest)	8m 32s
Check Debug build	2m 30s
Check Debug build	2m 30s
LPython CI (3.10, windows-2019)	13m 1s
LPython CI (3.10, windows-2019)	13m 1s
Run Integration tests with Python 3.9	1m 44s
Run Integration tests with Python 3.9	1m 44s
Check Release build	2m 13s
Check Release build	2m 13s
Run Integration tests with Python 3.10	1m 31s
Run Integration tests with Python 3.10	1m 31s
Run SymPy tests	2m 15s
Run SymPy tests	2m 15s
Run Integration tests with Python 3.11	1m 32s
Run Integration tests with Python 3.11	1m 32s
Test LLVM 10	4m 37s
Test LLVM 10	4m 37s
Run Integration tests with Python 3.12	1m 34s
Run Integration tests with Python 3.12	1m 34s
Test PIP Installable Packages	1m 19s
Test PIP Installable Packages	1m 19s
Test LLVM 14	3m 27s
Test LLVM 14	3m 27s
Upload Tarball	39s
Upload Tarball	39s
Test LLVM 15	4m 40s
Test LLVM 15	4m 40s
Test LLVM 16	4m 44s
Test LLVM 16	4m 44s
	2h 25m 58s

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