All The Trains MTR

removed 2 resource packs labeled as [Deprecated], becouse it has a continuation:

• [Deprecated] Gatwick Express Class 377 / 387 Pack
• [Deprecated] SouthEastern Class 375 / 377 Pack [MTR4]

note: there is one more resource pack labeled as deprecated, i decided to maintain the resource pack for now becouse i didn't find the "continuation" of the resource pack, the resource pack i'm talking about is [DEPRECATED] BTR DR Reskins.

added 1 resource packs:

• Renfe FEVE Pack - MTR/NTE RP

updated 1 resource pack:

• [MTR3/4]West Midlands Trains