PyBytes_FromStringAndSize should have a Py_ssize_t passed, not int

[AZero13]

Bug report

Bug description:

Truncation is unneeded.

CPython versions tested on:

CPython main branch

Operating systems tested on:

macOS

Linked PRs

• gh-143012: PyBytes_FromStringAndSize should have a Py_ssize_t passed #143013
• [3.14] gh-143012: use Py_ssize_t cast for PyBytes_FromStringAndSize (GH-143013) #143014
• [3.13] gh-143012: use Py_ssize_t cast for PyBytes_FromStringAndSize (GH-143013) #143015