typo in day of the week of long test

[Arek-Arek]

• (L/../../6/01|S/../.././02)

• (L/../../7/01|S/../.././02)

sunday is 7th day of the week
d is the day of the week, expressed with one decimal digit. The range is from 1 (Monday) to 7 (Sunday) inclusive.

[SlothOfAnarchy]

I don't have time to fix this right now (and other changes in my working tree), but pull requests are welcome anytime.