feat(pix-ui): add stopwatch and bars up icons

Co-authored-by: Clément Latzarus <clement.latzarus@pix.fr>
Co-authored-by: Diane Cordier <diane.cordier@pix.fr>

addon/helpers/icons.js

@@ -6,6 +6,7 @@ export const ICONS = {
   arrowTop: { default: 'arrowUp' },
   assignment: { default: 'assignment', plainIcon: 'assignment_plain' },
   awards: { default: 'awards', plainIcon: 'awards_plain' },
+  barsUp: { default: 'barsUp' },
   bell: { default: 'bell', plainIcon: 'bell_plain' },
   book: { default: 'book', plainIcon: 'book_plain' },
   bookAlt: { default: 'bookAlt', plainIcon: 'bookAlt_plain' },
@@ -88,6 +89,7 @@ export const ICONS = {
   speed: { default: 'speed', plainIcon: 'speed_plain' },
   star: { default: 'star', plainIcon: 'star_plain' },
   stopCircle: { default: 'stopCircle', plainIcon: 'stopCircle_plain' },
+  stopwatch: { default: 'stopwatch', plainIcon: 'stopwatch_plain' },
   tablet: { default: 'tablet', plainIcon: 'tablet_plain' },
   tabletOff: { default: 'tabletOff', plainIcon: 'tabletOff_plain' },
   think: { default: 'think', plainIcon: 'think_plain' },