Add automatic PR review CI stage. #1317

Job	Run time
build_libraries	2m 6s
build_libraries_appleM1	1m 48s
build_libraries_riscv	2m 44s
build_testpackage	1m 18s
build_tools	49s
run_testpackage	4m 26s
build_appleM1	2m 15s
build_production	3m 8s
build_ionosphereTests	1m 18s
build_production_1st_order_time	3m 11s
build_production_1st_order_space	3m 1s
build_riscv	1m 36s
run_ionosphere_LFMtest	1m 45s
check_cfg_files	1s
	29m 26s

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