rm useless spaces

Signed-off-by: HiromuNakamura <abctail30@gmail.com>

hack/binaries

@@ -12,10 +12,10 @@ if [ "$CONTINUOUS_INTEGRATION" == "true" ]; then progressFlag="--progress=plain"
 
 binariesLegacy() {
   mkdir -p bin
-  
+
   iidfile=$(mktemp -t docker-iidfile.XXXXXXXXXX)
   copysrc="/usr/bin/."
-  
+
   case "$(echo "$TARGETPLATFORM" | cut -d"/" -f1)" in
   "darwin")
     docker build --iidfile $iidfile --target buildctl-darwin -f ./hack/dockerfiles/test.Dockerfile --force-rm .
@@ -29,7 +29,7 @@ binariesLegacy() {
     docker build --iidfile $iidfile --target buildkit-binaries -f ./hack/dockerfiles/test.Dockerfile --force-rm .
     ;;
   esac
-  
+
   iid=$(cat $iidfile)
   containerID=$(docker create $iid copy)
   docker cp $containerID:$copysrc bin

hack/test

@@ -78,8 +78,8 @@ if [ "$TEST_DOCKERFILE" == 1 ]; then
   if [ -z $DOCKERFILE_RELEASES ]; then
     DOCKERFILE_RELEASES="mainline experimental mounts secrets ssh"
   fi
-  
-  
+
+
   for release in $DOCKERFILE_RELEASES; do
     buildtags=$(cat ./frontend/dockerfile/release/$release/tags)
     tarout=$(mktemp -t dockerfile-frontend.XXXXXXXXXX)