Development Build(2025-01-08)

[Spell] Net Guard 11920 should reduce threat on target hit

Might be different by entry that uses the parent spell

Confirmed for:
c.16912 145200 -> 72600
c.1034 19400 -> 9700
c.485 seemed to work different

Based on https://github.com/vmangos/core/commit/619b0d7278dcf084b98876a4c597d8deb635ea4c

Closes https://github.com/cmangos/mangos-tbc/pull/714