Clean up anaconda repository #457

Job	Run time
Clean up anaconda packages (dppy/dpbench)	56s
Clean up anaconda packages (dppy/dpnp)	54s
Clean up anaconda packages (dppy/dpcpp-llvm-spirv)	52s
Clean up anaconda packages (dppy/numba-dpex)	42s
Clean up anaconda packages (dppy/dpctl)	51s
Clean up anaconda packages (dppy/numba-mlir)	48s
	5m 3s

Provide feedback