TUN-8140: Remove homebrew scripts

## Summary
We have decided to no longer push cloudflared to cloudflare homebrew, and use
the automation from homebrew-core to update cloudflared on their repository.
Therefore, the scripts for homebrew and makefile targets are no longer necessary.

Makefile

@@ -218,15 +218,6 @@ cloudflared-darwin-amd64.tgz: cloudflared
 	tar czf cloudflared-darwin-amd64.tgz cloudflared
 	rm cloudflared
 
-.PHONY: homebrew-upload
-homebrew-upload: cloudflared-darwin-amd64.tgz
-	aws s3 --endpoint-url $(S3_ENDPOINT) cp --acl public-read $$^ $(S3_URI)/cloudflared-$$(VERSION)-$1.tgz
-	aws s3 --endpoint-url $(S3_ENDPOINT) cp --acl public-read $(S3_URI)/cloudflared-$$(VERSION)-$1.tgz  $(S3_URI)/cloudflared-stable-$1.tgz
-
-.PHONY: homebrew-release
-homebrew-release: homebrew-upload
-	./publish-homebrew-formula.sh cloudflared-darwin-amd64.tgz $(VERSION) homebrew-cloudflare
-
 .PHONY: github-release
 github-release: cloudflared
 	python3 github_release.py --path $(EXECUTABLE_PATH) --release-version $(VERSION)

cfsetup.yaml

@@ -242,16 +242,6 @@ buster: &buster
       - component-tests/requirements.txt
     pre-cache: *component_test_pre_cache
     post-cache: *component_test_post_cache
-  update-homebrew:
-    builddeps:
-      - openssh-client
-      - s3cmd
-      - jq
-      - build-essential
-      - procps
-    post-cache:
-      - .teamcity/update-homebrew.sh
-      - .teamcity/update-homebrew-core.sh
   github-message-release:
     build_dir: *build_dir
     builddeps: *build_pygithub