2.0.0.1 testsuite compilation

[juhp]

Stackage Nightly:

       Preprocessing test suite 'tests' for scheduler-2.0.0.1...                                                                    
       Building test suite 'tests' for scheduler-2.0.0.1...                                                                         
       hspec-discover: WARNING - The `--no-main' option is deprecated and will be removed in a future release!                      
       [1 of 3] Compiling Control.SchedulerSpec
       /home/curators/work/unpack-dir/unpacked/scheduler-2.0.0.1-ea28f2ff7a4b31088bc3f3b299e1f425916b1cc369735846d69c4a22bcbab743/te
sts/Control/SchedulerSpec.hs:172:3: error: [GHC-87543]                                                                              
           Ambiguous occurrence ‘assertExceptionIO’.           
           It could refer to                                                                                                        
              either ‘Test.QuickCheck.Monadic.assertExceptionIO’,
                     imported from ‘Test.QuickCheck.Monadic’ at tests/Control/SchedulerSpec.hs:27:1-30,
                  or ‘Control.SchedulerSpec.assertExceptionIO’,
                     defined at tests/Control/SchedulerSpec.hs:636:1.
           |
       172 |   assertExceptionIO
           |   ^^^^^^^^^^^^^^^^^
        
       /home/curators/work/unpack-dir/unpacked/scheduler-2.0.0.1-ea28f2ff7a4b31088bc3f3b299e1f425916b1cc369735846d69c4a22bcbab743/te
sts/Control/SchedulerSpec.hs:182:24: error: [GHC-87543]
           Ambiguous occurrence ‘assertExceptionIO’.
           It could refer to
              either ‘Test.QuickCheck.Monadic.assertExceptionIO’,
                     imported from ‘Test.QuickCheck.Monadic’ at tests/Control/SchedulerSpec.hs:27:1-30,
                  or ‘Control.SchedulerSpec.assertExceptionIO’,
                     defined at tests/Control/SchedulerSpec.hs:636:1.
           |
       182 |   concurrentProperty $ assertExceptionIO (== DivideByZero) (schedule k)
           |                        ^^^^^^^^^^^^^^^^^
        
       /home/curators/work/unpack-dir/unpacked/scheduler-2.0.0.1-ea28f2ff7a4b31088bc3f3b299e1f425916b1cc369735846d69c4a22bcbab743/te
sts/Control/SchedulerSpec.hs:194:3: error: [GHC-87543]
           Ambiguous occurrence ‘assertExceptionIO’.
           It could refer to
              either ‘Test.QuickCheck.Monadic.assertExceptionIO’,
                     imported from ‘Test.QuickCheck.Monadic’ at tests/Control/SchedulerSpec.hs:27:1-30,
                  or ‘Control.SchedulerSpec.assertExceptionIO’,
                     defined at tests/Control/SchedulerSpec.hs:636:1.
           |
       194 |   assertExceptionIO
           |   ^^^^^^^^^^^^^^^^^
        
:
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[lehins]

Thank you for reporting this. My PR into QuicCheck with those functions was finallly merged after 6 years 😄 leading to my packages using the same functionality being broken.
nick8325/quickcheck#222

I'll re-enable the test suite in stackage once I release a fixed up version of scheduler