Refactored code for the `toFile(File)` and `toFile(String)` methods to call their two-argument counterparts.
Refactored code for the `toFile(File)` and `toFile(String)` methods to call their two-argument counterparts.

coobird/thumbnailator,ymero/thumbnailator,giflw/thumbnailator,qingsong-xu/thumbnailator,guhb/thumbnailator