cmake: do not report unused-command-line-argument for clan released target
cmake: do not report unused-command-line-argument for clan released target

UB-Mannheim/tesseract,UB-Mannheim/tesseract,amitdo/tesseract,tesseract-ocr/tesseract,stweil/tesseract,tesseract-ocr/tesseract,amitdo/tesseract,tesseract-ocr/tesseract,UB-Mannheim/tesseract,stweil/tesseract,UB-Mannheim/tesseract,amitdo/tesseract,amitdo/tesseract,tesseract-ocr/tesseract,stweil/tesseract,UB-Mannheim/tesseract,stweil/tesseract,stweil/tesseract,tesseract-ocr/tesseract,amitdo/tesseract