message: fix: remove unneeded script
diff: @@ -263,8 +263,7 @@ class App extends Generator {
  this.pjson.scripts.test = 'echo NO TESTS'
  }
  if (this.ts) {
  - this.pjson.scripts.build = 'rm -rf lib && tsc'
  - this.pjson.scripts.prepack = `${npm} run build`
  + this.pjson.scripts.prepack = `rm -rf lib && tsc`
  }
  if (['plugin', 'multi'].includes(this.type)) {
  this.pjson.scripts.prepack = nps.series(this.pjson.scripts.prepack, 'oclif-dev manifest')
  