Kvhot

Drop python 3.7 as kivy doesn't support & add python 3.12 [87e8057](https://github.com/kulothunganug/kvhot/commit/87e805701c6f07c162f12f6750c21011fc133a63)

Removed `importlib-metadata` dep as it comes with python3.8 builtin [e2fad45](https://github.com/kulothunganug/kvhot/commit/e2fad4527cef91824119e65356cd1977abe38a61)

Fixes
* `TypeError: 'NoneType' object is not iterable` when the user didn't specifying any blacklist paths

Changes
* Added blacklist support, to not watch specific files. 1

First release on [pypi](https://pypi.org/project/kvhot/2022.11.8/)