Revert "tinycrypt: deprecate the library"

This reverts commit 5e225e0c8b2fb1ceb290fe91170b0e2d5bc46259.

Based on #79931 and TSC discussions, it was decided that TinyCrypt
will be deprecated *AFTER* 4.0.

Signed-off-by: Flavio Ceolin <flavio.ceolin@gmail.com>
3 files changed