gitignore .python-version file (#647)

* Gitignore .python-version file

* Add CHANGELOG entry for #647

.gitignore

@@ -106,14 +106,14 @@ ipython_config.py
 # pyenv
 #   For a library or package, you might want to ignore these files since the code is
 #   intended to run in multiple environments; otherwise, check them in:
-# .python-version
+.python-version
 
 # pipenv
 #   According to pypa/pipenv#598, it is recommended to include Pipfile.lock in version control.
 #   However, in case of collaboration, if having platform-specific dependencies or dependencies
 #   having no cross-platform support, pipenv may install dependencies that don't work, or not
 #   install all needed dependencies.
-#Pipfile.lock
+# Pipfile.lock
 
 # PEP 582; used by e.g. github.com/David-OConnor/pyflow
 __pypackages__/

CHANGELOG.md

@@ -6,6 +6,7 @@
 
 - Added Table-extension ([#646](https://github.com/stac-utils/pystac/pull/646))
 - Stable support for Python 3.10 ([#656](https://github.com/stac-utils/pystac/pull/656))
+- `.python-version` files are now ignored by Git ([#647](https://github.com/stac-utils/pystac/pull/647))
 
 ### Removed