[OpenCLKernel] Use barrier with LOCAL_MEM_FENCE

[vchuravy]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 1 line in your changes missing coverage. Please review.

Project coverage is 72.96%. Comparing base (fd9dd99) to head (0d2e5df).
Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
src/OpenCLKernels.jl	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #300      +/-   ##
==========================================
- Coverage   73.12%   72.96%   -0.17%     
==========================================
  Files          12       12              
  Lines         614      614              
==========================================
- Hits          449      448       -1     
- Misses        165      166       +1     

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