update buildkit v0.27.0

Signed-off-by: Tonis Tiigi <[email protected]>

Author: tonistiigi

.github/workflows/test.yml

@@ -16,7 +16,7 @@ on:
 env:
   NODE_VERSION: "20"
   BUILDX_VERSION: "v0.31.0"
-  BUILDKIT_IMAGE: "moby/buildkit:v0.26.3"
+  BUILDKIT_IMAGE: "moby/buildkit:v0.27.0"
 
 jobs:
   test: