Update README.md

Update title.

Author: dasoto

training/a3ultra/llama3-1-405b/maxtext-pretraining-gke/README.md

@@ -1,4 +1,4 @@
-# Pretrain Llama-3.1-405B workloads on A3 Ultra GKE Node pools using MaxText (TEST DAVID)
+# Pretrain Llama-3.1-405B workloads on A3 Ultra GKE Node pools using MaxText
 
 This recipe outlines the steps for running a Llama-3.1-405B pretraining workload on
 [A3 Ultra GKE Node pools](https://cloud.google.com/kubernetes-engine) by using the
@@ -313,4 +313,4 @@ helm install -f  $RECIPE_ROOT/values.yaml \
     --set network.subnetworks[9]=rdma-7 \
     $USER-llama-3-1-405b-maxtext-fp8 \
     $REPO_ROOT/src/helm-charts/a3ultra/jobset
-```
+```