Fix CI findings

Author: brondani

tools/projmgr/src/ProjMgrCbuildIdx.cpp

@@ -37,7 +37,9 @@ ProjMgrCbuildIdx::ProjMgrCbuildIdx(YAML::Node node,
     SetNodeValue(node[YAML_CDEFAULT], FormatPath(parser->GetCdefault().path, directory));
   }
   SetNodeValue(node[YAML_CSOLUTION], FormatPath(parser->GetCsolution().path, directory));
-  SetNodeValue(node[YAML_CBUILD_RUN], FormatPath(cbuildRun, directory));
+  if (!cbuildRun.empty()) {
+    SetNodeValue(node[YAML_CBUILD_RUN], FormatPath(cbuildRun, directory));
+  }
   SetNodeValue(node[YAML_OUTPUT_TMPDIR], FormatPath(parser->GetCsolution().directories.tmpdir, directory));
 
   // Generate layer info for each target