Add fence.

[AshkanAliabadi]

Stack from ghstack:

• Add Vulkan op Add. #44017 Add Vulkan op Add.
• Add Vulkan Tensor factory. #44016 Add Vulkan Tensor factory.
• Add Vulkan Tensor. #44015 Add Vulkan Tensor.
• Add Vulkan job dispatch and flush. #46008 Add Vulkan job dispatch and flush.
• Add fence. #45148 Add fence.
• Add image sampler. #45037 Add image sampler.
• Redo Vulkan command and descriptor pools. #44496 Redo Vulkan command and descriptor pools.

Differential Revision: D23906774

[codecov]

Codecov Report

❗ No coverage uploaded for pull request base (gh/AshkanAliabadi/55/base@9c24cdf). Click here to learn what that means.
The diff coverage is n/a.

@@                     Coverage Diff                      @@
##             gh/AshkanAliabadi/55/base   #45148   +/-   ##
============================================================
  Coverage                             ?   68.25%           
============================================================
  Files                                ?      410           
  Lines                                ?    53611           
  Branches                             ?        0           
============================================================
  Hits                                 ?    36592           
  Misses                               ?    17019           
  Partials                             ?        0           

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[dr-ci]

💊 CI failures summary and remediations

As of commit cfb349c (more details on the Dr. CI page):

---

• 1/1 failures possibly* introduced in this PR
  • 1/1 non-CircleCI failure(s)---

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This comment has been revised 38 times.

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@AshkanAliabadi merged this pull request in 8c26111.