Include file path in tag of json-tests in lobster-json.
Test names are only unique within one json file, but this does not hold globally across all input files.
Hence the test tag is modified to contain the file path, where / is replaced by .. This replacement of characters serves to improve the readability of the tags in the lobster report.
/is replaced by.. This replacement of characters serves to improve the readability of the tags in the lobster report.