WASHINGTON (Reuters) -Florida Governor Ron DeSantis sent two planeloads of migrants to the posh vacation island of Martha’s Vineyard this week, to protest the Biden administration’s immigration policies. It’s the latest provocation by DeSantis, a Republican who is seeking re-election as governor in November and is considered a potential 2024 presidential candidate. POLITICAL RISE DeSantis, 44, was elected Florida’s governor in 2018 after President Donald Trump endorsed the then-congressman over a more established Republican candidate. His national profile grew during the COVID-19 pandemic, whe…