WASHINGTON — You know who doesn’t like being called “the Washington establishment”? The Washington establishment, it seems. With former President Donald Trump winning numerous congressional endorsements ahead of today’s New Hampshire primary, former Gov. Nikki Haley (R-SC) and her surrogates have started accusing Trump of becoming the “establishment.” “Now we have a two-person race here. One who has the entire political elite around him, but I never wanted that,” Haley told voters Monday in Salem, N.H. “Trump is more of the establishment guy now,” Gov. Chris Sununu (R-NH) — Haley’s top surroga…