Core/Spells: Implement SPELL_ATTR7_CAN_RESTORE_SECONDARY_POWER

spells without this attribute will no longer energize secondary power.
Druids in cat form will no longer be able to replenish mana from every kind of spell
Merge pull request #12284 from Unholychick/patch-mana

Core/Spells: Implement SPELL_ATTR7_CAN_RESTORE_SECONDARY_POWER
DB/SpellGroups: Quick fixes in latest SQL
Core/Auras: Implement stacking interaction between SPELL_AURA_MOD_TOTAL_STAT_PERCENTAGE and SPELL_GROUP_STACK_RULE_EXCLUSIVE_SAME_EFFECT. Allows BoK/BoS to stack while maintaining the strongest buff
DB/SpellGroups: Fix Poison Stacking
Fixup
Core/Transports: Fixed crashes caused by invalid leftover transport references

Closes #12282