This development is so good for Halsey — and the singer’s fans. Capitol Music announced its “support” for the “Closer” singer on social media Tuesday, after the artist posted on TikTok last week that the label was preventing the release of Halsey’s new single, “So Good.” “Halsey, we love you and are here to support you,” tweeted the label, noting it was “committing” to dropping the song June 9. “We are an artist first company that encourages open dialogue,” continued the label. “We have nothing but a desire to help each one of our artists succeed, and hope that we can continue to have these cr…