changes in extension.cfg

For the PB 632 Aqua you need to change the file extensions.cfg
fbreader.app is not relevant,
Now we use "eink-reader_with_epub2.app" and "eink-reader_with_blink.app" for fb2 and "eink-reader_with_pdfium.app" and "eink-reader_with_rmsdk.app" for pdf 