Remove docs step from buildkite flow (#11035)

Co-authored-by: publish-docs.sh <maintainers@solana.com>

ci/buildkite-secondary.yml

@@ -5,9 +5,6 @@ steps:
   - command: "ci/publish-tarball.sh"
     timeout_in_minutes: 60
     name: "publish tarball"
-  - command: "ci/publish-docs.sh"
-    timeout_in_minutes: 15
-    name: "publish docs"
   - command: "ci/publish-bpf-sdk.sh"
     timeout_in_minutes: 5
     name: "publish bpf sdk"

ci/publish-docs.sh

@@ -1,32 +0,0 @@
-#!/usr/bin/env bash
-set -e
-
-cd "$(dirname "$0")/.."
-
-echo --- build docs
-(
-  set -x
-  . ci/rust-version.sh stable
-  ci/docker-run.sh "$rust_stable_docker_image" docs/build.sh
-)
-
-echo --- update gitbook-cage
-if [[ -n $CI_BRANCH ]]; then
-  (
-    # make a local commit for the svgs and generated/updated markdown
-    set -x
-    git add -f docs/src
-    if ! git diff-index --quiet HEAD; then
-      git config user.email maintainers@solana.foundation
-      git config user.name "$(basename "$0")"
-      git commit -m "gitbook-cage update $(date -Is)"
-      git push -f git@github.com:solana-labs/solana-gitbook-cage.git HEAD:refs/heads/"$CI_BRANCH"
-      # pop off the local commit
-      git reset --hard HEAD~
-    fi
-  )
-else
-  echo CI_BRANCH not set
-fi
-
-exit 0