fix bug of overflow validaion in 'reshape'
- [x] closes #26314
- [ ] tests added / passed
- [ ] passes `black pandas`
- [ ] passes `git diff upstream/master -u -- "*.py" | flake8 --diff`
- [ ] whatsnew entry

Hello @chjinche! Thanks for opening this PR. We checked the lines you've touched for [PEP 8](https://www.python.org/dev/peps/pep-0008) issues, and found:

* In the file [`pandas/core/reshape/reshape.py`](https://github.com/pandas-dev/pandas/blob/80332719980b8a28b7995e26eabe2fa59d80921e/pandas/core/reshape/reshape.py):

> [Line 119:89](https://github.com/pandas-dev/pandas/blob/80332719980b8a28b7995e26eabe2fa59d80921e/pandas/core/reshape/reshape.py#L119): [E501](https://duckduckgo.com/?q=pep8%20E501) line too long (93 > 88 characters)

 Thanks @chjinche for the PR

can you add a release note and a test (for the test I _think_ can use https://github.com/pandas-dev/pandas/issues/26314#issuecomment-524915368)
 @chjinche closing as stale. ping to reopen if you want to continue.