feat(rdb_load): add support for loading huge hmaps and zsets #8874

Job	Run time
pre-commit	11s
pre-commit	11s
pre-commit	11s
build (ubuntu-dev:20, Debug, g++, gcc, -Werror)	16m 9s
build (ubuntu-dev:20, Debug, g++, gcc, -Werror)	10m 4s
build (ubuntu-dev:20, Debug, g++, gcc, -Werror)	25m 35s
build (ubuntu-dev:20, Release, g++, gcc, -Werror)	16m 8s
build (ubuntu-dev:20, Release, g++, gcc, -Werror)	10m 3s
build (ubuntu-dev:20, Release, g++, gcc, -Werror)	25m 0s
build (alpine-dev:latest, Debug, g++, gcc, -Werror)	16m 5s
build (alpine-dev:latest, Debug, g++, gcc, -Werror)	10m 0s
build (alpine-dev:latest, Debug, g++, gcc, -Werror)	16m 58s
build (alpine-dev:latest, Release, g++, gcc, -Werror)	16m 8s
build (alpine-dev:latest, Release, g++, gcc, -Werror)	10m 5s
build (alpine-dev:latest, Release, g++, gcc, -Werror)	13m 17s
build (alpine-dev:latest, Debug, clang++, clang)	16m 9s
build (alpine-dev:latest, Debug, clang++, clang)	10m 3s
build (alpine-dev:latest, Debug, clang++, clang)	11m 28s
lint-test-chart	0s
lint-test-chart	0s
lint-test-chart	2m 6s
	3h 45m 51s

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