Tutorial S2: made enemy starting gold equal to that of the player

[ci skip]

(cherry-picked from commit c7a06939ab)

changelog.md

@@ -26,6 +26,8 @@
      * S12 Fixed north treasure chest disappearing
    * The Rise of Wesnoth
      * New set of story art.
+   * Tutorial:
+     * S2: made enemy starting gold equal to that of the player.
    * Under the Burning Suns
      * Changed Sun Singer movetype from float to foot.
      * Added some Quenoth elf unit animations.

data/campaigns/tutorial/scenarios/02_Tutorial_part_2.cfg

@@ -38,7 +38,7 @@
         side=2
         controller=ai
         recruit=Orcish Grunt,Wolf Rider,Orcish Archer
-        gold=150
+        gold=123
         team_name=orcs
         user_team_name= _ "team_name^Orcs"