project-lakitu: extensions-manager: update cos-gpu-installer versions to v2.0.3

The cos-gpu-installer:v2 has a bug that the order of loading GPU kernel
modules is undeterministic. There is a chance that installing GPU
drivers will fail because of the issue. This prevents us from adding
tests because the tests will be flaky. The cos-gpu-installer:v2.0.3
fixed the bug.

BUG=b/175790689
TEST=Tryjob
RELEASE_NOTE=Upgraded cos-gpu-installer to v2.0.3 in cos-extensions.
It fixed an issue that installing GPU drivers may fail due to loading
GPU kernel modules in incorrect order.

Change-Id: I3a20e6df553ea0c7823ab984aaa463ebd79dfba6
Reviewed-on: https://cos-review.googlesource.com/c/cos/overlays/board-overlays/+/9700
Reviewed-by: Roy Yang <royyang@google.com>
Tested-by: Cusky Presubmit Bot <presubmit@cos-infra-prod.iam.gserviceaccount.com>
diff --git a/project-lakitu/app-admin/extensions-manager/extensions-manager-0.0.1-r1.ebuild b/project-lakitu/app-admin/extensions-manager/extensions-manager-0.0.1-r2.ebuild
similarity index 100%
rename from project-lakitu/app-admin/extensions-manager/extensions-manager-0.0.1-r1.ebuild
rename to project-lakitu/app-admin/extensions-manager/extensions-manager-0.0.1-r2.ebuild
diff --git a/project-lakitu/app-admin/extensions-manager/files/cos-extensions.sh b/project-lakitu/app-admin/extensions-manager/files/cos-extensions.sh
index 75336d5..d95365b 100755
--- a/project-lakitu/app-admin/extensions-manager/files/cos-extensions.sh
+++ b/project-lakitu/app-admin/extensions-manager/files/cos-extensions.sh
@@ -11,7 +11,8 @@
 set -o nounset
 
 readonly PROG_NAME=$(basename "$0")
-readonly COS_GPU_INSTALLER="gcr.io/cos-cloud/cos-gpu-installer:v2"
+readonly COS_GPU_INSTALLER="${COS_GPU_INSTALLER:-\
+gcr.io/cos-cloud/cos-gpu-installer:v2.0.3}"
 readonly OS_RELEASE="/etc/os-release"
 
 usage() {
@@ -29,7 +30,7 @@
     list                                  list all available COS extensions and
                                           their versions.
 
-    install <extension> [<version>]       install a COS extension. If no version
+    install <extension> [-- -<version>]   install a COS extension. If no version
                                           is given, then the default version
                                           will be installed.
 }
@@ -93,7 +94,7 @@
   case "$1" in
     gpu)
       shift
-      run_gpu_installer install "$@"
+      run_gpu_installer install "-host-dir=/var/lib/nvidia" "$@"
       ;;
     *)
       echo "Unsupported extension $1"