Update README with link to Workflow quickstart (#796)

* Update README with link to Workflow quickstart

Signed-off-by: Paul Yuknewicz <[email protected]>

* Update README.md

Update description

Signed-off-by: Mark Fussell <[email protected]>

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Signed-off-by: Paul Yuknewicz <[email protected]>
Signed-off-by: Mark Fussell <[email protected]>
Co-authored-by: Mark Fussell <[email protected]>

Author: paulyuk

README.md

@@ -19,6 +19,7 @@ Pick a building block API (for example, pub-sub, state management) and rapidly t
 | Actors | Coming soon... |
 | [Configuration](./configuration) | Get configuration items as key/value pairs or subscribe to changes whenever a configuration item changes |
 | [Resiliency](./resiliency) | Define and apply fault-tolerant policies (retries/back-offs, timeouts and circuit breakers) to your Dapr API requests |
+| [Workflow](./workflows) | Dapr Workflow enables you to create long running, fault-tolerant, stateful applications.  |
 
 ### Tutorials
 Go deeper into a topic or scenario, oftentimes using building block APIs together to solve problems (for example, build a distributed calculator, build and deploy an app to Kubernetes).