Increase test timeout if debugger is running (#6218)

This effectively disables the asyncio test timeout if a debugger is running.

distributed/utils_test.py

@@ -77,6 +77,7 @@
 except ImportError:
     pass
 
+from pytest_timeout import is_debugging
 
 logger = logging.getLogger(__name__)
 
@@ -798,6 +799,8 @@ async def test_foo():
         "timeout should always be set and it should be smaller than the global one from"
         "pytest-timeout"
     )
+    if is_debugging():
+        timeout = 3600
 
     def _(func):
         def test_func(*args, **kwargs):
@@ -956,6 +959,8 @@ async def test_foo(scheduler, worker1, worker2, pytest_fixture_a, pytest_fixture
         "timeout should always be set and it should be smaller than the global one from"
         "pytest-timeout"
     )
+    if is_debugging():
+        timeout = 3600
 
     scheduler_kwargs = merge(
         {"dashboard": False, "dashboard_address": ":0"}, scheduler_kwargs