vulkan: implement ADD1, ARANGE, FILL, SOFTPLUS, STEP, ROUND, CEIL, FLOOR, TRUNC (#17319)
* vulkan: initialize array
* vulkan: implement ADD1
* vulkan: implement ARANGE
* vulkan: implement FILL
* vulkan: implement SOFTPLUS
* vulkan: implement STEP
* vulkan: implement ROUND
* vulkan: implement CEIL
* vulkan: implement FLOOR
* vulkan: implement TRUNC
* docs: update Vulkan ops
Signed-off-by: Giuseppe Scrivano <gscrivan@redhat.com>