Remove misplaced adam optimizer parameter initialization

pynest/examples/eprop_plasticity/eprop_supervised_classification_neuromorphic_mnist.py

@@ -376,13 +376,6 @@ def create_mask(weights, sparsity_level):
     "delay": duration["step"],
 }
 
-params_init_optimizer = {
-    "optimizer": {
-        "m": 0.0,  # initial 1st moment estimate m of Adam optimizer
-        "v": 0.0,  # initial 2nd moment raw estimate v of Adam optimizer
-    }
-}
-
 ####################
 
 nest.SetDefaults("eprop_synapse", params_common_syn_eprop)
@@ -413,11 +406,6 @@ def sparsely_connect(weights, params_syn, nrns_pre, nrns_post):
 nest.Connect(mm_rec, nrns_rec_record, params_conn_all_to_all, params_syn_static)
 nest.Connect(mm_out, nrns_out, params_conn_all_to_all, params_syn_static)
 
-# After creating the connections, we can individually initialize the optimizer's
-# dynamic variables for single synapses (here exemplarily for two connections).
-
-nest.GetConnections(nrns_rec[0], nrns_rec[1:3]).set([params_init_optimizer] * 2)
-
 # %% ###########################################################################################################
 # Create input and output
 # ~~~~~~~~~~~~~~~~~~~~~~~