Bug#1100455: debian-policy: Reporting a typo

[Ahmed Siam <aahs.coder@gmail.com>]

Package: debian-policy
X-Debbugs-Cc: aahs.coder@gmail.com
Severity: minor

Dear Policy maintainers,

There is a typo on `policy/ch-binary.rst` file where
"two-digit numeric date" is supposed to be "two-digit numeric day" at
line 94 as of
writing.

Line content:
```
numeric month, followed by a two-digit numeric date, possibly with
```
Line after fixing the spelling mistake:
```
numeric month, followed by a two-digit numeric day, possibly with
```

Link to the line from the debian-policy repo:
https://salsa.debian.org/dbnpolicy/policy/-/blob/master/policy/ch-binary.rst?plain=1#L94

Best regards,
Ahmed Siam