Fix typos in the changelog
### Bug Fixes
* Add NodeRegistration object to the kubeadm v1beta2 JoinConfiguration for static worker nodes. Fix the issue with nodes not joining a cluster on AWS ([#969](https://github.com/kubermatic/kubeone/pull/969))
-* Unconditionally renew certificates when upgrading the cluster. Due to an upstream bug, kubeadm wasn't automatically renewing for clusters running Kubernetes versions older than v1.17 ([#990](https://github.com/kubermatic/kubeone/pull/990))
-* * Force restart Kubelet on CentOS on upgrade ([#988](https://github.com/kubermatic/kubeone/pull/988))
+* Unconditionally renew certificates when upgrading the cluster. Due to an upstream bug, kubeadm wasn't automatically renewing certificates for clusters running Kubernetes versions older than v1.17 ([#990](https://github.com/kubermatic/kubeone/pull/990))
+* Force restart Kubelet on CentOS on upgrade ([#988](https://github.com/kubermatic/kubeone/pull/988))
* Fix the gobetween script failing to install the `tar` package ([#963](https://github.com/kubermatic/kubeone/pull/963))
### Updated
