duplicate case value in find/printf.c

[Ian FREISLICH]

Hi

during buildworld this morning.

/usr/src/usr.bin/find/printf.c:272:8: error: duplicate case value '98'
  272 |                 case 'b': /* birth time  */
      |                      ^
/usr/src/usr.bin/find/printf.c:235:8: note: previous case defined here
  235 |                 case 'b': /* blocks used by file */
      |                      ^

Ian