Fix the issue when cursor could have been moved to a negative position.

Apt sends an incorrect column 0 instead of 1: e.g. `sudo apt install emacs`.

Author: vlad-shatskyi

src/Cursor.ts

@@ -7,11 +7,11 @@ export class Cursor {
 
     moveAbsolute(position: PartialRowColumn, homePosition: RowColumn): this {
         if (typeof position.column === "number") {
-            this.position.column = position.column + homePosition.column;
+            this.position.column = Math.max(position.column, 0) + homePosition.column;
         }
 
         if (typeof position.row === "number") {
-            this.position.row = position.row + homePosition.row;
+            this.position.row = Math.max(position.row, 0) + homePosition.row;
         }
 
         return this;