cmake: add minimum required version for pango and icu based on autotools
cmake: add minimum required version for pango and icu based on autotools

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