Remove pack pipeline

Signed-off-by: Javier Romero <rjavier@vmware.com>

pipelines/pack/jobs.yml

@@ -1,24 +0,0 @@
-jobs:
-
-  - name: update-homebrew
-    plan:
-    - in_parallel:
-      # Repos
-      - get: ci
-        params:
-          submodules: none
-      - get: tap
-
-      # Github Releases
-      - get: released-pack
-        trigger: true
-        params:
-          globs: [pack-*-macos.tgz]
-
-    - task: update-homebrew
-      file: ci/tasks/update-pack-brew-formula/task.yml
-      params:
-        GITHUB_EMAIL: ((buildpack-robot-github-email))
-    - put: tap
-      params:
-        repository: updated-tap

pipelines/pack/resources.yml

@@ -1,25 +0,0 @@
----
-resources:
-  ## Git Repos ##
-  - name: ci
-    type: git
-    source:
-      uri: https://github.com/buildpacks/ci.git
-      branch: master
-
-  - name: tap
-    type: git
-    source:
-      uri: https://github.com/buildpacks/homebrew-tap.git
-      branch: master
-      username: ((buildpack-robot-github-email))
-      password: ((buildpack-github-release-token))
-
-  ## Github Releases ##
-  - name: released-pack
-    type: github-release
-    source:
-      owner: buildpacks
-      repository: pack
-      access_token: ((buildpack-github-release-token))
-