fix tests; fork-bomb tests had nested in_kata calls; #nocov was slightly off
fix tests; fork-bomb tests had nested in_kata calls; #nocov was slightly off

cyber-dojo/runner_stateless,cyber-dojo/runner_stateless,cyber-dojo/runner_stateless,cyber-dojo/runner_stateless,cyber-dojo/runner,cyber-dojo/runner_stateless,cyber-dojo/runner_stateless,cyber-dojo/runner_stateless,cyber-dojo/runner