Increase ephemeral storage to build all Windows Container image

1. This increase is required to address no space left on
 device issue after adding support to building Windows Server 2025 images.

Author: KlwntSingh

templater/jobs/presubmit/eks-distro-build-tooling/eks-distro-base-presubmits-windows.yaml

@@ -28,3 +28,4 @@ resources:
   requests:
     cpu: 1024m
     memory: 4Gi
+    ephemeral-storage: "50Gi"