message: feat(and-screenshot): update screenshot view heading style
  Updated screenshot view heading ("Target app screenshot") style to match result section heading ("Failed instances") style to match the Figma mock for `h2`s. The most noticeable differences are font-size and line-height.
diff: background-color: $neutral-6-5;
  .header {
  + @include text-style-title-s;
  margin-top: 0;
  margin-bottom: 16px;
  - font-family: $semiBoldFontFamily;
  - font-weight: $fontWeightSemiBold;
  - font-size: $fontSizeL;
  - line-height: 21px;
  color: $primary-text;
  word-wrap: break-word;
  }
  