Update eksctl version to 0.4.3

Author: deliahu

images/manager/Dockerfile

@@ -9,7 +9,7 @@ RUN pip3 install awscli --upgrade --user && \
 
 RUN apk add --no-cache bash curl gettext jq openssl
 
-RUN curl --location "https://github.com/weaveworks/eksctl/releases/download/0.2.1/eksctl_$(uname -s)_amd64.tar.gz" | tar xz -C /tmp && \
+RUN curl --location "https://github.com/weaveworks/eksctl/releases/download/0.4.3/eksctl_$(uname -s)_amd64.tar.gz" | tar xz -C /tmp && \
     mv /tmp/eksctl /usr/local/bin
 
 RUN curl -o aws-iam-authenticator https://amazon-eks.s3-us-west-2.amazonaws.com/1.13.7/2019-06-11/bin/linux/amd64/aws-iam-authenticator && \