Add Open-coded task, css_task and css iters #25373

Job	Run time
set-matrix	44s
build for x86_64 with gcc	5m 46s
build for x86_64 with llvm-16	5m 50s
build for aarch64 with gcc	5m 34s
build for s390x with gcc	16m 13s
test_progs on x86_64 with gcc	4m 13s
test_progs_parallel on x86_64 with gcc	3m 13s
veristat	2m 37s
test_progs_no_alu32 on x86_64 with gcc	4m 9s
test_progs_no_alu32_parallel on x86_64 with gcc	2m 51s
test_maps on x86_64 with gcc	2m 53s
test_verifier on x86_64 with gcc	1m 46s
test_progs on x86_64 with llvm-16	4m 53s
test_progs_parallel on x86_64 with llvm-16	3m 6s
test_progs_no_alu32 on x86_64 with llvm-16	4m 6s
test_progs_no_alu32_parallel on x86_64 with llvm-16	2m 36s
test_maps on x86_64 with llvm-16	2m 9s
test_verifier on x86_64 with llvm-16	1m 2s
test_progs on aarch64 with gcc	5m 38s
test_progs_parallel on aarch64 with gcc	3m 31s
test_progs_no_alu32 on aarch64 with gcc	5m 13s
test_progs_no_alu32_parallel on aarch64 with gcc	3m 15s
test_maps on aarch64 with gcc	3m 29s
test_verifier on aarch64 with gcc	1m 15s
test_progs on s390x with gcc	31m 40s
test_progs_no_alu32 on s390x with gcc	13m 42s
test_maps on s390x with gcc	32m 54s
test_verifier on s390x with gcc	6m 6s
	3h 0m 24s

Provide feedback