Rebalance mod score multipliers

[Rian8337]

• Depends on Move score multiplier fields in Mod to dedicated ScoreMultiplierCalculator classes #650

Changes are summarized below:

Mod(s)	Old Multiplier	New Multiplier
Easy	0.5	0.8
Really Easy	0.5	0.3
Hard Rock	1.06	1.04
Precise	1.06	1.02 - 1.1 (based on post-mod application OD)
Hidden	1.06 (default) / 1 (custom)	1.06 (default) / 1.03 (only fade approach circles)
Traceable	1.06	1.03
Flashlight	1.12 (default) / 1 (custom)	1.02 - 1.2 (based on combo-based size + base Flashlight size)
Flashlight + Freeze Frame	1	Flashlight multiplier halved
Double Time / Night Core	1.12	1.23
Half Time	0.3	0.625
Custom Speed	0.09 - 1.24	0.25 - 1.46
Wind Up / Wind Down	0.11 - 1.24	0.27 - 1.44
Random	1	0.7
Approach Different	1	0.7