tests/opencl: Adds test for focus blur
This commit adds a test for gegl:focus-blur.
Note: This commit is meant to add the test. The test fails due to a issue in the OpenCL version of focus-blur.
Files modified:
[+] tests/opencl/focus-blur.xml
Added config file with all properties listed with default values
[*] tests/opencl/meson.build
Added focus-blur test entry