message: chore(test): prevent redundant files from loaded
  This change ensures `-*story*.ts` files are not loaded for test
  coverage inspection, to avoid build errors running Karma.
diff: 'use strict';
  // For generating coverage report for untested files
  -const srcContext = require.context('../src/components', true, /\.ts$/);
  -srcContext
  - .keys()
  - .filter(file => !/-story(-(angular|react|vue))?\.tsx?$/.test(file))
  - .forEach(srcContext);
  +const srcContext = require.context('../src/components', true, /^(?!.*story(-(angular|react|vue))?).*\.ts$/);
  +srcContext.keys().forEach(srcContext);
  const specContext = require.context('.', true, /_spec\.ts$/);
  specContext.keys().forEach(specContext);
  