Merge remote-tracking branch 'azmy60/fix/selectrange-navigation' into…

… build-6.2.0

fix SelectRange keyboard navigation when there is a rowheader

olifolkerd#4459

src/js/modules/SelectRange/SelectRange.js

@@ -478,6 +478,10 @@ export default class SelectRange extends Module {
 					break;
 			}
 		}
+
+		if(this.rowHeader && nextCol === 0) {
+			nextCol = 1;
+		}
 
 		moved = nextCol !== rangeEdge.col || nextRow !== rangeEdge.row;