feat(Scripts/Spells): GM utility spells and Beastmaster Mode (#22964)

Co-authored-by: ratkosrb <ratkomladic2@abv.bg>

src/server/game/Entities/Player/Player.h

@@ -1154,6 +1154,7 @@ public:
     void SetCommentator(bool on) { ApplyModFlag(PLAYER_FLAGS, PLAYER_FLAGS_COMMENTATOR2, on); }
     [[nodiscard]] bool IsDeveloper() const { return HasPlayerFlag(PLAYER_FLAGS_DEVELOPER); }
     void SetDeveloper(bool on) { ApplyModFlag(PLAYER_FLAGS, PLAYER_FLAGS_DEVELOPER, on); }
+    void SetBeastMaster(bool on) { if (on) SetUnitFlag(UNIT_FLAG_NON_ATTACKABLE); else RemoveUnitFlag(UNIT_FLAG_NON_ATTACKABLE); }
     [[nodiscard]] bool isAcceptWhispers() const { return m_ExtraFlags & PLAYER_EXTRA_ACCEPT_WHISPERS; }
     void SetAcceptWhispers(bool on) { if (on) m_ExtraFlags |= PLAYER_EXTRA_ACCEPT_WHISPERS; else m_ExtraFlags &= ~PLAYER_EXTRA_ACCEPT_WHISPERS; }
     [[nodiscard]] bool IsGameMaster() const { return m_ExtraFlags & PLAYER_EXTRA_GM_ON; }

src/server/game/Miscellaneous/Language.h

@@ -978,7 +978,8 @@ enum AcoreStrings
     LANG_GUILD_INFO_EXTRA_INFO          = 1183,
     LANG_GUILD_INFO_RANKS               = 1184,
     LANG_GUILD_INFO_RANKS_LIST          = 1185,
-    // Room for more level 3              1186-1198 not used
+    LANG_COMMAND_BEASTMASTER_MODE       = 1186,
+    // Room for more level 3              1187-1198 not used
 
     // Debug commands
     LANG_DO_NOT_USE_6X_DEBUG_AREATRIGGER_LEFT = 1999,