Merge pull request KhronosGroup#885 from asuessenbach/170

Update to VK_HEADER_VERSION 170.

Merge pull request KhronosGroup#878 from asuessenbach/169

Update to VK_HEADER_VERSION 169.

Merge pull request KhronosGroup#868 from asuessenbach/168

Update to VK_HEADER_VERSION 168.

Merge pull request KhronosGroup#861 from asuessenbach/167

Update to VK_HEADER_VERSION 167.

Merge pull request KhronosGroup#846 from asuessenbach/166

Update to VK_HEADER_VERSION 166.

Merge pull request KhronosGroup#842 from asuessenbach/165

Update to VK_HEADER_VERSION 165

Merge pull request KhronosGroup#838 from asuessenbach/164

Update to VK_HEADER_VERSION 164.

Merge pull request KhronosGroup#833 from asuessenbach/163

Update to VK_HEADER_VERSION 163.

Update to VK_HEADER_VERSION 162.

Merge pull request KhronosGroup#825 from asuessenbach/161

Update to VK_HEADER_VERSION 161.