travis: drop shfmt install
It looks like we missed this in ("Remove shfmt"), which was
causing CI to break (since it looks like the repo has moved or something
like that). Since we're no longer using shfmt, drop it completely from
the repo.
@@ -24,7 +24,6 @@ before_install:
- sudo apt-get install -y libseccomp-dev libapparmor-dev
- go get -u github.com/golang/lint/golint
- go get -u github.com/vbatts/git-validation
- - go get -u github.com/mvdan/sh/cmd/shfmt
- env | grep TRAVIS_
script:
