Update unit.jl

Author: DilumAluthge

test/unit.jl

@@ -1,11 +1,11 @@
 @testset "get_slurm_ntasks_int()" begin
   c = withenv(SLURM_NTASKS => "12") do
-    SlurmClusterManager.get_slurm_jobid_int()
+    SlurmClusterManager.get_slurm_ntasks_int()
   end
   @test c == 12
 
   withenv("SLURM_NTASKS" => nothing) do
-    @test_throws ErrorException SlurmClusterManager.get_slurm_jobid_int()
+    @test_throws ErrorException SlurmClusterManager.get_slurm_ntasks_int()
   end
 end