The spec states that "Applications must not pass any other values than
VK_TRUE or VK_FALSE into a Vulkan implementation where a VkBool32 is
expected." However, in case applications do use other values, the
least surprising behavior is for non-0 values to be interpreted as true.

Bug: b/134584057
Change-Id: I861691442683d534b4e34bd55deb18643adb3a99
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/40448
Presubmit-Ready: Nicolas Capens <nicolascapens@google.com>
Tested-by: Nicolas Capens <nicolascapens@google.com>
Kokoro-Presubmit: kokoro <noreply+kokoro@google.com>
Reviewed-by: Alexis Hétu <sugoi@google.com>