fix(Scripts/Spells): Druid ability Starfall now will no longer try to hit outside line of sight targets (#22422)

Co-authored-by: Tereneckla <Tereneckla@pm.me>

src/server/scripts/Spells/spell_druid.cpp

@@ -923,6 +923,21 @@ class spell_dru_starfall_dummy : public SpellScript
 
     void FilterTargets(std::list<WorldObject*>& targets)
     {
+        // Get caster object
+        Unit* caster = GetCaster();
+
+        // Remove targets if they are outside line of sight with respect to caster
+        targets.remove_if([caster](WorldObject const* target)
+          {
+              if (target)
+              {
+                  if (!caster->IsWithinLOS(target->GetPositionX(), target->GetPositionY(), target->GetPositionZ()))
+                      return true;
+              }
+              return false;
+          });
+
+        // Take 2 random targets from remaining within line of sight targets
         Acore::Containers::RandomResize(targets, 2);
     }