61268 Update Table docs for horizontal scrolling (cla: yes, d: api docs, documentation, f: scrolling, framework, waiting for tree to go green)

61323 Updated Row API doc for RTL in textDirection (cla: yes, d: api docs, documentation, framework, waiting for tree to go green)

61347 [ListTile] adds new properties to customize the tile color (cla: yes, f: material design, framework, severe: new feature, waiting for tree to go green)

61356 Updated dataTable API doc to explicitly point sorting (cla: yes, f: material design, framework, waiting for tree to go green)

61368 Add widget of the week videos to documentation (cla: yes, f: cupertino, f: material design, framework, waiting for tree to go green)

61370 Remove the default shortcut mapping for GameButtonB. (cla: yes, framework, waiting for tree to go green)