Revert "sys-libs/ncurses: Update package to upstream"

This reverts commit c8f4056b23aaee8543a485b7429c9789b49fb71d.

Reason for revert: The change is causing build failures.

TEST=sponge2/a19f2d86-17c9-4706-a9c1-13fca711be18

Change-Id: Ib525112acb673fa2c53a17c81c9d7f45208c8ef7
12 files changed