message: fix(structured-list): fix style typo
diff: @@ -2,7 +2,7 @@ $css--plex: true !default;
  @import 'carbon-components/scss/components/structured-list/structured-list';
  -.#{$prefix}-structured-list ::slotted(#{$prefix}-structured-list-head) {
  +.#{$prefix}--structured-list ::slotted(#{$prefix}-structured-list-head) {
  @extend .#{$prefix}--structured-list-thead;
  }
  @@ -15,11 +15,11 @@ $css--plex: true !default;
  @extend .#{$prefix}--structured-list-th;
  }
  -.#{$prefix}-structured-list ::slotted(#{$prefix}-structured-list-header[nowrap]) {
  +.#{$prefix}--structured-list ::slotted(#{$prefix}-structured-list-header[nowrap]) {
  @extend .#{$prefix}--structured-list-content--nowrap;
  }
  -.#{$prefix}-structured-list ::slotted(#{$prefix}-structured-list-body) {
  +.#{$prefix}--structured-list ::slotted(#{$prefix}-structured-list-body) {
  @extend .#{$prefix}--structured-list-tbody;
  }
  