docker: proto

[tac0turtle]

Description

• migrate to solely using buf, no more need to install protoc.
• install protoc-gen-gocosmos within the build script.
  • The install script says to run the command in the root, might as well just put it with the install.

closes: #7332

---

Before we can merge this PR, please make sure that all the following items have been
checked off. If any of the checklist items are not applicable, please leave them but
write a little note why.

• Targeted PR against correct branch (see CONTRIBUTING.md)
• Linked to Github issue with discussion and accepted design OR link to spec that describes this work.
• Code follows the module structure standards.
• Wrote unit and integration tests
• Updated relevant documentation (docs/) or specification (x/<module>/spec/)
• Added relevant godoc comments.
• Added a relevant changelog entry to the Unreleased section in CHANGELOG.md
• Re-reviewed Files changed in the Github PR explorer
• Review Codecov Report in the comment section below once CI passes

[codecov]

Codecov Report

Merging #7893 (2237274) into master (e9f1922) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #7893   +/-   ##
=======================================
  Coverage   54.18%   54.18%           
=======================================
  Files         612      612           
  Lines       38958    38958           
=======================================
  Hits        21110    21110           
  Misses      15690    15690           
  Partials     2158     2158           

[tac0turtle]

this is blocked on docker hub permission issues

[alexanderbez]

Do we still need this target then?

[tac0turtle]

I didn't remove it because some people may want to not use docker. I can remove it though. Dont have a preference.

[amaury1093]

i might still use this one.