Introduce an interface to obtain scheduler configuration & state (@graven)

• decouple HLTControlFlowMgr and ExecutionReportsWriter, i.e. no longer force the latter to include the definition of the former
• required for HltGenConfig to query the data & control flow graph generated by HLTControlFlowMgr

cherry picked from !3104 (8a4b8df0)

needed for !3240 (merged) and related MRs

mentioned in merge request !3240 (merged)

approved this merge request

@ascarabo I've had a look at the changes and they seem fine. It's ready to test (no effect on references is expected)

assigned to @ascarabo

added Core enhancement labels

added ci-test-triggered label

• [2021-10-06 15:37] Validation started with lhcb-master-mr#3001
• [2021-10-06 17:59] Validation started with lhcb-master-mr#3004

added 1 commit

• 5383c62c - make clang happy

Compare with previous version

resolved all threads

mentioned in commit 0cc4a3a8

merged

mentioned in issue Moore#335 (closed)