Update error_path_manager_timeout.jl

Author: DilumAluthge

test/error_path_manager_timeout.jl

@@ -1,4 +1,9 @@
-function unwrap_task_failed_ex(outer_ex::TaskFailedException)
+function recursively_unwrap_task_failed_ex(ex::ErrorException)
+  return ex
+end
+
+function recursively_unwrap_task_failed_ex(outer_ex::TaskFailedException)
+  return recursively_unwrap_task_failed_ex(outer_ex.task.exception)
 end
 
 mktempdir() do tmpdir
@@ -42,13 +47,10 @@ mktempdir() do tmpdir
     mgr = SlurmClusterManager.SlurmManager(; launch_timeout = 2.0)
     test_result = @test_throws expected_outer_ex_T Distributed.addprocs(mgr)
     observed_outer_ex = test_result.value
-    @info "" observed_outer_ex # TODO: Delete this line
-    @show dump(observed_outer_ex) # TODO: Delete this line
+    # @show dump(observed_outer_ex)
     @test observed_outer_ex isa expected_outer_ex_T
     if Base.VERSION >= v"1.1"
-      observed_inner_ex = unwrap_task_failed_ex(observed_outer_ex)
-      @info "" observed_inner_ex # TODO: Delete this line
-      @show dump(observed_inner_ex) # TODO: Delete this line
+      observed_inner_ex = recursively_unwrap_task_failed_ex(observed_outer_ex)
       @test observed_inner_ex isa expected_inner_ex_T
       @test observed_inner_ex == expected_inner_ex_INSTANCE
     else