message: tools: import missing color-definitions
  Adding the missing `color-definitions.scss` import to `debug-tools.scss` to fix some stylings on the debug tools page.
diff: // Copyright (c) Microsoft Corporation. All rights reserved.
  // Licensed under the MIT License.
  +@import '../common/styles/root-level-only/color-definitions.scss';
  +
  body {
  margin: 0px;
  }
  