fixup! test: rewrite sysprof test using managed execution

Author: igormunkin

test/tarantool-c-tests/gh-8594-sysprof-ffunc-crash.test.c

@@ -153,8 +153,8 @@ static int tracee(const char *luacode)
 
 	/*
 	 * XXX: The only event to be streamed must be FFUNC at
-	 * <lj_fff_res1> instruction.
-	 * FIXME: Make this part test agnostic.
+	 * the <lj_fff_res1> instruction.
+	 * TODO: Make this part test agnostic.
 	 */
 	assert(luaM_sysprof_report(&counters) == PROFILE_SUCCESS);
 	assert(counters.samples == 1);