update guide to 2022.03.1 release

This release updates the guide to use `2022.03.1` release, while also
fixing the guide w.r.t status post processing block gitpod-io/gitpod-gke-guide@a6d4b8d

Signed-off-by: Tarun Pothulapati <tarun@gitpod.io>

Dockerfile

@@ -1,6 +1,6 @@
 FROM alpine:edge
 
-ARG GITPOD_VERSION="2022.02.0"
+ARG GITPOD_VERSION="2022.03.1"
 
 RUN apk add --no-cache \
     bash \

setup.sh

@@ -222,6 +222,11 @@ EOF
         render \
         --config="${CONFIG_FILE}" > gitpod.yaml
 
+    # See https://github.com/gitpod-io/gitpod/tree/main/install/installer#error-validating-statefulsetstatus
+    yq eval-all --inplace \
+        'del(select(.kind == "StatefulSet" and .metadata.name == "openvsx-proxy").status)' \
+        gitpod.yaml
+
     kubectl apply -f gitpod.yaml
 
     # remove shiftfs-module-loader container.