chore: bump dencun example (#406)

examples/dencun.yaml

@@ -2,7 +2,7 @@ participants:
   - el_client_type: geth
     el_client_image: ethpandaops/geth:master-5b57727
     cl_client_type: lighthouse
-    cl_client_image: ethpandaops/lighthouse:sidecar-inclusion-proof-c6be31c
+    cl_client_image: ethpandaops/lighthouse:proposer-signature-cache-29ecfc3
   - el_client_type: erigon
     el_client_image: ethpandaops/erigon:devel-8cfafa4
     cl_client_type: lodestar
@@ -10,19 +10,19 @@ participants:
   - el_client_type: nethermind
     el_client_image: ethpandaops/nethermind:master-dcec565
     cl_client_type: teku
-    cl_client_image: ethpandaops/teku:master-992b224
+    cl_client_image: ethpandaops/teku:master-16c4354
   - el_client_type: besu
     el_client_image: ethpandaops/besu:main-be5cc68
     cl_client_type: teku
-    cl_client_image: ethpandaops/teku:master-992b224
+    cl_client_image: ethpandaops/teku:master-16c4354
   - el_client_type: reth
-    el_client_image: ethpandaops/reth:main-c49cda6
+    el_client_image: ethpandaops/reth:main-b0c4d99
     cl_client_type: nimbus
-    cl_client_image: ethpandaops/nimbus:unstable-6dee4d5
+    cl_client_image: ethpandaops/nimbus:unstable-15147cc
   - el_client_type: geth
     el_client_image: ethpandaops/geth:master-5b57727
-    cl_client_type: nimbus
-    cl_client_image: ethpandaops/nimbus:unstable-6dee4d5
+    cl_client_type: prysm
+    cl_client_image: ethpandaops/prysm:develop-381116a,ethpandaops/prysm-validator:develop-linux-amd64-381116a
 network_params:
   deneb_fork_epoch: 1
 additional_services: