Scripts/Spells: Removed facing requirements from penance healing component

Port From (https://github.com/TrinityCore/TrinityCore/commit/38ad6c2cf043c640c798a1467b8ad71265fd9c6c)

Source/Game/Spells/SpellInfo.cs

@@ -1585,6 +1585,7 @@ namespace Game.Spells
                             case 183435: // Retribution Aura
                             case 317920: // Concentration Aura
                                 _spellSpecific = SpellSpecificType.Aura;
+                                break;
                             default:
                                 break;
                         }

Source/Scripts/Spells/Priest.cs

@@ -394,15 +394,6 @@ namespace Scripts.Spells.Priest
                     if (!caster.IsInFront(target))
                         return SpellCastResult.NotInfront;
                 }
-                else
-                {
-                    //Support for modifications of this spell in Legion with The Penitent talent (7.1.5)
-                    if (!caster.HasAura(SpellIds.ThePenitentAura))
-                        return SpellCastResult.BadTargets;
-
-                    if (!caster.IsInFront(target))
-                        return SpellCastResult.UnitNotInfront;
-                }
             }
             return SpellCastResult.SpellCastOk;
         }