v3.5.0 - small extensions

What's Changed

• add support for khr_shader_integer_dot_product by @CannibalVox in #10
• add khr_shader_terminate_invocation support by @CannibalVox in #11
• add support for VK_KHR_zero_initialize_workgroup_memory by @CannibalVox in #12
• add ext_4444_formats support by @CannibalVox in #13

Full Changelog: v3.4.0...v3.5.0