update similarity notebook test kernel

tests/unit/similarity/test_similarity_notebooks.py

@@ -13,7 +13,7 @@ import shutil
 # Unless manually modified, python3 should be
 # the name of the current jupyter kernel
 # that runs on the activated conda environment
-KERNEL_NAME = "cvbp"
+KERNEL_NAME = "cv"
 OUTPUT_NOTEBOOK = "output.ipynb"