AN ACT GOVERNING THE OBSERVANCE OF REGULAR AND SPECIAL HOLIDAYS IN THE BANGSAMORO AUTONOMOUS REGION IN MUSLIM MINDANAO (BARMM), REPEALING FOR THE PURPOSE MUSLIM MINDANAO AUTONOMY ACT NO. 17, OTHERWISE KNOWN AS “AN ACT RECOGNIZING MUSLIM HISTORICAL AND RELIGIOUS EVENTS AND ALL EXISTING MUSLIM HOLIDAYS IN THE AUTONOMOUS REGION IN MUSLIM MINDANAO (ARMM) AND FOR OTHER PURPOSES