Fix VkProtectedContextTest to correctly make SkSurfaces.

Change-Id: I7815e8967ae180c8a45d82c610b77fab4c36323d
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/289246
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Greg Daniel <egdaniel@google.com>
1 file changed