Also, remove inclusions of internal/e_os.h where it seems no longer
necessary.
Reviewed-by: NPaul Dale <pauli@openssl.org>
Reviewed-by: NMatt Caswell <matt@openssl.org>
Reviewed-by: NTim Hudson <tjh@openssl.org>
Reviewed-by: NDmitry Belyavskiy <beldmit@gmail.com>
(Merged from https://github.com/openssl/openssl/pull/19330)