Add new Phase2L1Nano wfs to PyRelVal README

Author: artlbv

Configuration/PyReleaseValidation/README.md

@@ -60,6 +60,8 @@ The offsets currently in use are:
 * 0.754: HLT phase-2 timing menu Alpaka, single tracking iteration, LST building variant
 * 0.755: HLT phase-2 timing menu Alpaka, LST building variant
 * 0.78: Complete L1 workflow
+* 0.781: Complete L1 workflow, producing FEVT and NANO output L1/P2GT objects
+* 0.782: Complete L1 workflow, producing only NANO output L1/P2GT objects
 * 0.8: BPH Parking (Run-2)
 * 0.81: Running also HeavyFlavor DQM
 * 0.85: Phase-2 Heavy Ion