[dif/lc_ctrl] Roll back "Implement LC DIFs"
[dif/lc_ctrl] Roll back "Implement LC DIFs"

This reverts commit 9a11f0fe8452341d6b1d93d047b5164178125530.

Signed-off-by: Miguel Young de la Sota <71b8e7f4945fd97b98544cf897992af89646547a@google.com>

lowRISC/opentitan,lowRISC/opentitan,lowRISC/opentitan,lowRISC/opentitan,lowRISC/opentitan,lowRISC/opentitan