Don't have exif bugging out on short strings
* lisp/image/exif.el (exif--direct-ascii-value): New function (bug#40127). (exif--parse-directory): Use it to get the correct values for in-directory (i.e., shorter than 4 octets) strings.
* lisp/image/exif.el (exif--direct-ascii-value): New function (bug#40127). (exif--parse-directory): Use it to get the correct values for in-directory (i.e., shorter than 4 octets) strings.