fix typo

Author: timvink

CONTRIBUTING.md

@@ -12,7 +12,7 @@ Thanks for considering to contribute to this project! Some guidelines:
 Make sure to install an editable version before running the tests:
 
 ```python
-pip install -r requirement_dev.txt
+pip install -r requirements_dev.txt
 pip install -e .
 pytest --cov=mkdocs_git_revision_date_localized_plugin --cov-report term-missing tests/
 ```

src/mkdocs_git_revision_date_localized_plugin/plugin.py

@@ -43,7 +43,7 @@ class GitRevisionDateLocalizedPlugin(BasePlugin):
         ("enable_creation_date", config_options.Type(bool, default=False)),
         ("enabled", config_options.Type(bool, default=True)),
         ("strict", config_options.Type(bool, default=True)),
-        ("enable_git_follow", config_options.Type(bool, default=True))
+        ("enable_git_follow", config_options.Type(bool, default=True)),
         ("ignored_commits_file", config_options.Type(str, default=None)),
     )