numFmt cannot handle format

[aschereT]

Description numFmt does not handle format "000" correctly. In numfmt.go:340, only "0" is handled and not any other zero placeholders.

Steps to reproduce the issue:

1. Download npf-test.zip
2. Extract to a temporary directory
3. Run go run .

Describe the results you received:

❯ go run .
0 123

Describe the results you expected:

❯ go run .
0 123
1 456

Output of go version:

go version go1.19 darwin/amd64

Excelize version or commit ID:

v2.6.0

Environment details (OS, Microsoft Excel™ version, physical, etc.):

[xuri]

Thanks for your feedback. This issue has been fixed, please upgrade to the master branch code, and this patch will be released in the next version.