fix: SC2155 on multi_invoker var

Author: antonio-gg-dev

src/runner.sh

@@ -83,7 +83,8 @@ function runner::call_test_functions() {
           runner::run_test "$function_name" "$data"
         done
       else
-        local multi_invoker=$(helper::get_multi_invoker_function "$function_name" "$script")
+        local multi_invoker
+        multi_invoker=$(helper::get_multi_invoker_function "$function_name" "$script")
         if [[ -n "${multi_invoker}" ]]; then
           helper::execute_function_if_exists "${multi_invoker}"
         else