Fix epsilon for OpenCL function ConverTo, for convertation from float to integer types

modules/core/test/ocl/test_matrix_operation.cpp

@@ -96,7 +96,7 @@ OCL_TEST_P(ConvertTo, Accuracy)
         OCL_OFF(src_roi.convertTo(dst_roi, dstType, alpha, beta));
         OCL_ON(usrc_roi.convertTo(udst_roi, dstType, alpha, beta));
 
-        double eps = src_depth >= CV_32F || CV_MAT_DEPTH(dstType) >= CV_32F ? 2e-4 : 1;
+        double eps = CV_MAT_DEPTH(dstType) >= CV_32F ? 2e-4 : 1;
         OCL_EXPECT_MATS_NEAR(dst, eps);
     }
 }