[PWGCF] flowtask: ccdb set to now. diHadron: add event weight (#11569)

Author: Luzhiyongg

PWGCF/Flow/Tasks/flowTask.cxx

@@ -132,7 +132,6 @@ struct FlowTask {
 
   // Connect to ccdb
   Service<ccdb::BasicCCDBManager> ccdb;
-  Configurable<int64_t> ccdbNoLaterThan{"ccdbNoLaterThan", std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::system_clock::now().time_since_epoch()).count(), "latest acceptable timestamp of creation for the object"};
   Configurable<std::string> ccdbUrl{"ccdbUrl", "http://alice-ccdb.cern.ch", "url of the ccdb repository"};
 
   // Define output
@@ -196,7 +195,8 @@ struct FlowTask {
 
     ccdb->setURL(ccdbUrl.value);
     ccdb->setCaching(true);
-    ccdb->setCreatedNotAfter(ccdbNoLaterThan.value);
+    auto now = std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::system_clock::now().time_since_epoch()).count();
+    ccdb->setCreatedNotAfter(now);
 
     // Add some output objects to the histogram registry
     // Event QA