Update the following functions to their 1.2 core names: * vkCreateRenderPass2KHR --> vkCreateRenderPass2 * vkCmdBeginRenderPass2KHR --> vkCmdBeginRenderPass2 * vkCmdEndRenderPass2KHR --> vkCmdEndRenderPass2 * vkCmdNextSubpass2KHR --> vkCmdNextSubpass2 Also remove redundant code in vkCreateRenderPass and vkCreateRenderPass2. Bug: b/169593400 Change-Id: I8a5ac34e694fa29796c132fb2be0d5a06fad2912 Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/48988 Kokoro-Result: kokoro <noreply+kokoro@google.com> Reviewed-by: Nicolas Capens <nicolascapens@google.com> Tested-by: Sean Risser <srisser@google.com>
