"fixed" the font's number 7 digit

Original font had a "dash" appended to the left side of the 7. I didn't
think that it "fit" the rest of the font (as it applied to the
watchface), so I edited the font in High-Logic FontCreator to get rid of
said dash.
Merge pull request #1 from mixpix405/master

As requested - I "fixed" the 7 digit.