Update actor templates to have localization keys

[moo-man]

Current template:

{
  "type": "number",
  "label": "CHAR.WS",
  "abrev": "CHARAbbrev.WS",
  "initial": 20,
  "modifier": 0,
  "advances": 0,
  "calculationBonusModifier": 0
},

Template of old actors

{
  "type": "number",
  "label": "WS",
  "abrev": "Weapon Skill",
  "initial": 20,
  "modifier": 0,
  "advances": 0,
  "calculationBonusModifier": 0
},

• [x] wfrp4e-core
• [ ] wfrp4e-starter-set
• [ ] wfrp4e-rnhd
• [ ] wfrp4e-eis
• [ ] wfrp4e-ua1
• [ ] wfrp4e-dotr
• [ ] wfrp4e-middenheim
• [ ] wfrp4e-archives1
• [ ] wfrp4e-pbtt
• [ ] wfrp4e-altdorf
• [ ] wfrp4e-ua2
• [ ] wfrp4e-owb1
• [ ] wfrp4e-horned-rat