fix(hack): disable build bpftrace base

Signed-off-by: Lorenzo Fontana <[email protected]>

Author: fntlnz

hack/ci-build-image.sh

@@ -8,6 +8,5 @@ if [[ ! -z "$TRAVIS_PULL_REQUEST_BRANCH" ]]; then
   makeopts="-e GIT_BRANCH=$TRAVIS_PULL_REQUEST_BRANCH"
 fi
 
-$make $makeopts bpftraceimage/build # HACK since the ubuntu image isn't pushed yet
 $make $makeopts image/build
 $make $makeopts image/build-init