Merge branch 'config.SCT_ConditionsTools-20200618' into 'master'

SCT_ConditionsTools: Allow configuring SCT_ReadoutTool without cabling.

See merge request atlas/athena!33884

InnerDetector/InDetConditions/SCT_ConditionsTools/src/SCT_ReadoutTool.cxx

@@ -21,7 +21,9 @@ SCT_ReadoutTool::SCT_ReadoutTool(const std::string& type, const std::string& nam
 StatusCode SCT_ReadoutTool::initialize() {
   ATH_MSG_DEBUG("Initialize SCT_ReadoutTool");
   // Retrieve cabling
-  ATH_CHECK(m_cablingTool.retrieve());
+  if (!m_cablingTool.empty()) {
+    ATH_CHECK(m_cablingTool.retrieve());
+  }
   // Retrieve SCT helper
   ATH_CHECK(detStore()->retrieve(m_sctId, "SCT_ID"));
   // Get MessageSvc for SCT_ReadoutData