Merge branch 'feat/gru' of https://github.com/PrincetonUniversity/Psy… #10130

Job	Run time
build (3.8, x64, ubuntu)	4m 3s
build (3.8, x64, windows)	4m 24s
build (3.11, x64, ubuntu)	3m 27s
build (3.11, x64, macos)	3m 25s
build (3.11, x64, windows)	3m 35s
build (3.12, x64, ubuntu)	3m 57s
build (3.12, x64, macos)	3m 34s
build (3.12, x64, windows)	4m 3s
build (3.9, macos, --cov=psyneulink)	3m 13s
build (3.9, ubuntu, --forked -m "not llvm")	3m 23s
build (3.9, x86, windows)	4m 34s
build (3.10, ubuntu, --fp-precision=fp32)	3m 24s
build (3.10, macos, -m benchmark --benchmark-enable --benchmark-only --benchmark-min-rounds=2 --b...	2m 58s
build (3.8, macos, min)	3m 57s
	51m 57s

Provide feedback