ShellPkg: Update the ‘for’ command to check number length correctly with trailing spaces.
ShellPkg: Update the ‘for’ command to check number length correctly with trailing spaces.

This fix corrects the logic that checks number length such that is functions correctly without a trailing space.

Signed-off-by: jcarsey
Reviewed-by: geekboy15a



git-svn-id: 5648d1bec6962b0a6d1d1b40eba8cf5cdb62da3d@12736 6f19259b-4bc3-4df7-8a09-765794883524

MattDevo/edk2,MattDevo/edk2,MattDevo/edk2,MattDevo/edk2,MattDevo/edk2,MattDevo/edk2,MattDevo/edk2,MattDevo/edk2