Clean up anaconda repository #341

Job	Run time
Clean up anaconda packages (dppy/numba-dpex)	1m 20s
Clean up anaconda packages (dppy/dpctl)	1m 8s
Clean up anaconda packages (dppy/dpnp)	1m 3s
Clean up anaconda packages (dppy/dpcpp-llvm-spirv)	1m 8s
Clean up anaconda packages (dppy/dpbench)	1m 27s
Clean up anaconda packages (dppy/numba-mlir)	1m 17s
	7m 23s

Provide feedback