Added tokei.rs lines of code badge (#988)

[![lines of
code](https://tokei.rs/b1/github/databrickslabs/ucx)]([https://codecov.io/github/databrickslabs/ucx](https://github.com/databrickslabs/ucx))

README.md

@@ -3,7 +3,7 @@
 Your best companion for upgrading to Unity Catalog. It helps you to upgrade all Databricks workspace assets:
 Legacy Table ACLs, Entitlements, AWS instance profiles, Clusters, Cluster policies, Instance Pools, Databricks SQL warehouses, Delta Live Tables, Jobs, MLflow experiments, MLflow registry, SQL Dashboards & Queries, SQL Alerts, Token and Password usage permissions that are set on the workspace level, Secret scopes, Notebooks, Directories, Repos, Files.
 
-[![build](https://github.com/databrickslabs/ucx/actions/workflows/push.yml/badge.svg)](https://github.com/databrickslabs/ucx/actions/workflows/push.yml) [![codecov](https://codecov.io/github/databrickslabs/ucx/graph/badge.svg?token=p0WKAfW5HQ)](https://codecov.io/github/databrickslabs/ucx)
+[![build](https://github.com/databrickslabs/ucx/actions/workflows/push.yml/badge.svg)](https://github.com/databrickslabs/ucx/actions/workflows/push.yml) [![codecov](https://codecov.io/github/databrickslabs/ucx/graph/badge.svg?token=p0WKAfW5HQ)](https://codecov.io/github/databrickslabs/ucx)  [![lines of code](https://tokei.rs/b1/github/databrickslabs/ucx)]([https://codecov.io/github/databrickslabs/ucx](https://github.com/databrickslabs/ucx))
 
 See [contributing instructions](CONTRIBUTING.md) to help improve this project.