bump min required server version to v1.29.1

Author: carlydf

README.md

@@ -76,7 +76,7 @@ When you update the image, the controller automatically:
 
 - Kubernetes cluster (1.19+)
 - Helm [v3.0+](https://github.com/helm/helm/releases) if deploying via our Helm chart
-- [Temporal Server](https://docs.temporal.io/) (Cloud or self-hosted [v1.28.1](https://github.com/temporalio/temporal/releases/tag/v1.28.1))
+- [Temporal Server](https://docs.temporal.io/) (Cloud or self-hosted [v1.29.1](https://github.com/temporalio/temporal/releases/tag/v1.29.1))
 - Basic familiarity with Temporal [Workers](https://docs.temporal.io/workers), [Workflows](https://docs.temporal.io/workflows), and [Worker Versioning](https://docs.temporal.io/production-deployment/worker-deployments/worker-versioning)
 
 ### 🔧 Installation