f20 - rename testexecserver to crostest

BUG=None
TEST=./build-dockerimage

Change-Id: Id784ac4c21e2239c09022bd410e4aad57d802e5f
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/dev-util/+/3237603
Tested-by: Derek Beckett <dbeckett@chromium.org>
Commit-Queue: Derek Beckett <dbeckett@chromium.org>
Reviewed-by: Seewai Fu <seewaifu@google.com>
diff --git a/test/container/utils/build-dockerimage.sh b/test/container/utils/build-dockerimage.sh
index f822d75..03c4c8c 100755
--- a/test/container/utils/build-dockerimage.sh
+++ b/test/container/utils/build-dockerimage.sh
@@ -75,7 +75,7 @@
 done
 
 
-readonly output_dir="tmp/docker/testexeccontainer"
+readonly output_dir="tmp/docker/crostest"
 readonly full_output_dir="${chroot_path}/${sysroot_path}/${output_dir}"
 
 prep_container
@@ -84,7 +84,7 @@
 source "${script_dir}/../../../test/docker/util.sh"
 
 build_container_image               \
-    "testexeccontainer"             \
+    "cros-test"             \
     "${full_output_dir}/Dockerfile" \
     "${chroot_path}"                \
     "${tags}"                       \