docs: fix offline dockerfile bug (#16923)

ericpaulsen · SasSwart · commit 8b3a2b1865cf · 2025-03-17T08:12:52.000Z
bug caused via the `apk del terraform` line in our Dockerfile, which
does not yet exist in the Alpine Linux OS.

removing this line (18) results in successful builds.
diff --git a/docs/install/offline.md b/docs/install/offline.md
@@ -57,7 +57,6 @@ RUN mkdir -p /opt/terraform
 # for supported Terraform versions.
 ARG TERRAFORM_VERSION=1.11.0
 RUN apk update && \
-    apk del terraform && \
     curl -LOs https://releases.hashicorp.com/terraform/${TERRAFORM_VERSION}/terraform_${TERRAFORM_VERSION}_linux_amd64.zip \
     && unzip -o terraform_${TERRAFORM_VERSION}_linux_amd64.zip \
     && mv terraform /opt/terraform \
