fix(esf): fixed right extend in auto position strategy #7742

Author: igdmdimitrov

projects/igniteui-angular/src/lib/services/overlay/position/auto-position-strategy.ts

@@ -119,7 +119,7 @@ export class AutoPositionStrategy extends BaseFitPositionStrategy {
      */
     private horizontalPush(connectedFit: ConnectedFit): number {
         const leftExtend = connectedFit.left;
-        const rightExtend = connectedFit.right - connectedFit.viewPortRect.right;
+        const rightExtend = connectedFit.right - connectedFit.viewPortRect.width;
         //  if leftExtend < 0 overlay goes beyond left end of the screen. We should push it back with exactly
         //  as much as it is beyond the screen.
         //  if rightExtend > 0 overlay goes beyond right end of the screen. We should push it back with the