Remove integration tests and port them to integration-cli

Signed-off-by: Antonio Murdaca <me@runcom.ninja>

hack/make/test-integration

@@ -1,25 +0,0 @@
-#!/bin/bash
-set -e
-
-DEST=$1
-
-INIT=$DEST/../dynbinary/dockerinit-$VERSION
-[ -x "$INIT" ] || {
-	source "${MAKEDIR}/.dockerinit"
-	INIT="$DEST/dockerinit"
-}
-export TEST_DOCKERINIT_PATH="$INIT"
-
-bundle_test_integration() {
-	LDFLAGS="
-		$LDFLAGS
-		-X $DOCKER_PKG/dockerversion.INITSHA1 \"$DOCKER_INITSHA1\"
-	" go_test_dir ./integration \
-		"-coverpkg $(find_dirs '*.go' | sed 's,^\.,'$DOCKER_PKG',g' | paste -d, -s)"
-}
-
-# this "grep" hides some really irritating warnings that "go test -coverpkg"
-# spews when it is given packages that aren't used
-bundle_test_integration 2>&1 \
-	| grep --line-buffered -v '^warning: no packages being tested depend on ' \
-	| tee -a "$DEST/test.log"