install helm 3.7 for canary tests (#58)

Description of changes:
Latest release of `applicationautoscaling` will use `helm` 3.7 and the current helm installation will now longer be compatible.

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

Author: ryansteakley

test/canary/Dockerfile.canary

@@ -33,7 +33,7 @@ RUN curl -LO https://storage.googleapis.com/kubernetes-release/release/v1.18.6/b
  RUN curl --silent --location "https://github.com/weaveworks/eksctl/releases/latest/download/eksctl_$(uname -s)_amd64.tar.gz" | tar xz -C /tmp && mv /tmp/eksctl /bin
 
 # Install Helm 
-RUN curl -q -L "https://get.helm.sh/helm-v3.2.4-linux-amd64.tar.gz" | tar zxf - -C /usr/local/bin/ \
+RUN curl -q -L "https://get.helm.sh/helm-v3.7.0-linux-amd64.tar.gz" | tar zxf - -C /usr/local/bin/ \
  && mv /usr/local/bin/linux-amd64/helm /usr/local/bin/helm \
  && rm -r /usr/local/bin/linux-amd64 \
  && chmod +x /usr/local/bin/helm 

test/canary/scripts/install_controller_helm.sh

@@ -7,12 +7,10 @@ function install_helm_chart() {
     local oidc_role_arn="$2"
     local region="$3"
     local namespace="$4"
-    local account_id=$(aws sts get-caller-identity --output text --query "Account")
 
     yq w -i helm/values.yaml "serviceAccount.annotations" ""
     yq w -i helm/values.yaml 'serviceAccount.annotations."eks.amazonaws.com/role-arn"' "$oidc_role_arn"
     yq w -i helm/values.yaml "aws.region" $region
-    yq w -i helm/values.yaml "aws.account_id" $account_id
 
     kubectl create namespace $namespace
     kubectl apply -f helm/crds