CPS-1067 NCMP returns 500 error on searches endpoint when No DMi Handles registered

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1. NetworkCmProxyDataServiceImpl

   1. surround the cpsAdminService call with try-catch block in executeCmHandleHasAllModulesSearch method

   2. log, and return with empty array

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1. NetworkCmProxyDataServiceImplSpec

   1. test new branch