He’s eternally anchored in gratitude. Nearly two decades after Capt. Rich Phillips endured a near-death ordeal at the hands of Somali Pirates off the East African coast, he is still constantly showing thanks to his saviors — the US Armed Forces. “I really didn’t think I was going to make it out of there,” Phillips, now 70, told The Post of his harrowing days of captivity in 2009 on board a cramped lifeboat after the four marauders sieged his cargo ship, the Maersk Alabama. “I owe the SEALs a