Avoid extra trailing blank lines in `python -m inspect -d <target>`

[yihong0618]

Bug report

Bug description:

in this there are two lines, I checked the code seems better use print() instead of print('\n')

➜  cpython git:(hy/extra_line_in_inspect) ./python.exe -m inspect -d inspect
Target: inspect
Origin: /Users/yihong/repos/cpython/Lib/inspect.py
Cached: /Users/yihong/repos/cpython/Lib/__pycache__/inspect.cpython-315.pyc
Loader: <_frozen_importlib_external.SourceFileLoader object at 0x105305130>

CPython versions tested on:

CPython main branch

Operating systems tested on:

macOS

Linked PRs

• gh-139292: avoid extra tailing blank lines in python -m inspect -d <target> #139293