Implement Unsupervised Outlier Detection with LOF

[mr-price]

Introduced an enhancement to the library by adding support for Unsupervised Outlier Detection using the Local Outlier Factor (LOF) algorithm from the sklearn library.

reference: https://scikit-learn.org/stable/modules/generated/sklearn.neighbors.LocalOutlierFactor.html

[salesforce-cla]

Thanks for the contribution! Unfortunately we can't verify the commit author(s): Prince Nigam <p***@g***.com>. One possible solution is to add that email to your GitHub account. Alternatively you can change your commits to another email and force push the change. After getting your commits associated with your GitHub account, sign the Salesforce Inc. Contributor License Agreement and this Pull Request will be revalidated.

[salesforce-cla]

Thanks for the contribution! Unfortunately we can't verify the commit author(s): Prince Nigam <p***@h***.com>. One possible solution is to add that email to your GitHub account. Alternatively you can change your commits to another email and force push the change. After getting your commits associated with your GitHub account, sign the Salesforce Inc. Contributor License Agreement and this Pull Request will be revalidated.