[mt205] Surge of Light

Signed-off-by: Yaki Khadafi <elsoldollo@gmail.com>
[mt206] Spirit of Redemption

Signed-off-by: Yaki Khadafi <elsoldollo@gmail.com>
[mt207] Correct Serendipity

Signed-off-by: Yaki Khadafi <elsoldollo@gmail.com>
[mt208] Fix Chakras, Body and Soul, Echo of Light and Blessed Resilience

Signed-off-by: Yaki Khadafi <elsoldollo@gmail.com>
[mt209] Fix spell switch in Unit::HandleAddFlatModifierAuraProc after recent changes.
[mt210] Implement SPELL_AURA_MOD_INCREASE_MOUNTED_SPEED effect in CalculateSpellDamage.