The town of Longboat Key has filed suit against the owners of one of the largest and exclusive resorts on the barrier island.A lawsuit filed by the firm Garcia Dell and signed by attorney Martin Garcia asks the 12th Judicial Circuit Court of Florida for “permanent mandatory injunctive relief” to order the St. Regis Longboat Key Resort to remove the arch from its pier that has become the hot topic of the town. SR LBK and SR LBK II LLC are the pla…