Update cos-gpu-installer to v2.0.27

BUG=b/237702412
TEST=presubmit
RELEASE_NOTE=Updated cos-gpu-installer to v2.0.27. This resolves the issue where multiple installers
can be started in the same VM.

Change-Id: I558750ec3370477d0db44ab4a3b6d15b3e5677ea
Reviewed-on: https://cos-review.googlesource.com/c/cos/overlays/board-overlays/+/36887
Tested-by: Cusky Presubmit Bot <presubmit@cos-infra-prod.iam.gserviceaccount.com>
Reviewed-by: Robert Kolchmeyer <rkolchmeyer@google.com>
diff --git a/project-lakitu/app-admin/extensions-manager/extensions-manager-0.0.1-r18.ebuild b/project-lakitu/app-admin/extensions-manager/extensions-manager-0.0.1-r19.ebuild
similarity index 100%
rename from project-lakitu/app-admin/extensions-manager/extensions-manager-0.0.1-r18.ebuild
rename to project-lakitu/app-admin/extensions-manager/extensions-manager-0.0.1-r19.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 8321366..fc45c72 100755
--- a/project-lakitu/app-admin/extensions-manager/files/cos-extensions.sh
+++ b/project-lakitu/app-admin/extensions-manager/files/cos-extensions.sh
@@ -15,7 +15,7 @@
 readonly OS_RELEASE="/etc/os-release"
 readonly EXTENSIONS_CACHE="/var/lib/cos-extensions"
 readonly ARTIFACT_REGISTRY_REGIONS=("us" "eu" "asia")
-DEFAULT_GPU_INSTALLER="gcr.io/cos-cloud/cos-gpu-installer:v2.0.26"
+DEFAULT_GPU_INSTALLER="gcr.io/cos-cloud/cos-gpu-installer:v2.0.27"
 
 COS_GPU_INSTALLER="${COS_GPU_INSTALLER:-}"