Vulkan: Fix a bug in current DCE about dynamic offsets (#2234)
Vulkan: Fix a bug in current DCE about dynamic offsets (#2234)

Handle the dynamic offsets in vkCmdBindDescriptorSets correctly, note
that one command buffer can be reused multiple times.
google/gapid,google/agi,pmuetschard/gapid,google/gapid,google/gapid,google/agi,google/gapid,Qining/gapid,pmuetschard/gapid,google/agi,pmuetschard/gapid,google/gapid,Qining/gapid,Qining/gapid,google/agi,google/agi,google/gapid,Qining/gapid,pmuetschard/gapid,pmuetschard/gapid,google/agi,Qining/gapid,Qining/gapid,google/gapid,Qining/gapid,Qining/gapid,pmuetschard/gapid,google/agi,pmuetschard/gapid,pmuetschard/gapid,google/agi,google/gapid