59273 Add instructions for updating a localized string (cla: yes, f: material design, framework, waiting for tree to go green)

59279 First pass at keyboard navigation for the Material Date Picker (cla: yes, f: material design, framework, waiting for tree to go green)

59285 Remove Fuchsia BUILD.gn files (a: internationalization, a: tests, cla: yes, framework, team, tool, waiting for tree to go green)

59290 Reverse the semantics order of modal barrier and modal scope (cla: yes, framework)

59310 Dismiss modal routes with a keyboard shortcut (cla: yes, f: material design, framework, waiting for tree to go green)

59317 Implement Comparable (cla: yes, f: material design, framework, waiting for tree to go green)