add explicit keybinds for vertical and horizontal master layout split modes in hyprland

dot-config/hypr/hyprland.conf

@@ -250,6 +250,10 @@ bind = $mainMod, J, layoutmsg, cyclenext
 bind = $mainMod, K, layoutmsg, cycleprev
 bind = $mainMod, I, layoutmsg, addmaster
 bind = $mainMod, D, layoutmsg, removemaster
+# Sets the layout to "Stacked" (Horizontal Split)
+bind = $mainMod SHIFT, H, layoutmsg, orientationtop
+# Sets the layout to "Side-by-Side" (Vertical Split)
+bind = $mainMod SHIFT, V, layoutmsg, orientationleft
 
 # Switch workspaces with mainMod + [0-9]
 bind = $mainMod, 1, workspace, 1