Revert "Remove c10 shim includes and redundant std type aliases" (#21… #11120

Job	Run time
Get changed files / get-changed-files	2s
test-coreml / test-backend-macos (coreml_static_int8, models) / macos-job	2h 6m 2s
test-coreml / test-backend-macos (coreml, models) / macos-job	2h 6m 2s
test-coreml / test-backend-macos (coreml, operators) / macos-job	2h 6m 2s
test-coreml / test-backend-macos (coreml_static_int8, operators) / macos-job	2h 6m 2s
test-coreml / test-backend-linux	0s
test-coreml / package-golden-artifacts	0s
	8h 24m 10s

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