fix: use correct preview file names

Signed-off-by: Chris Gianelloni <[email protected]>

Author: wolf31o2

config/preview-config.json

@@ -1,17 +1,17 @@
 {
-  "AlonzoGenesisFile": "/opt/cardano/config/alonzo-genesis.json",
+  "AlonzoGenesisFile": "/opt/cardano/config/preview-alonzo-genesis.json",
   "AlonzoGenesisHash": "7e94a15f55d1e82d10f09203fa1d40f8eede58fd8066542cf6566008068ed874",
   "ApplicationName": "cardano-sl",
   "ApplicationVersion": 0,
-  "ByronGenesisFile": "/opt/cardano/config/byron-genesis.json",
+  "ByronGenesisFile": "/opt/cardano/config/preview-byron-genesis.json",
   "ByronGenesisHash": "83de1d7302569ad56cf9139a41e2e11346d4cb4a31c00142557b6ab3fa550761",
   "EnableP2P": true,
   "LastKnownBlockVersion-Alt": 0,
   "LastKnownBlockVersion-Major": 3,
   "LastKnownBlockVersion-Minor": 1,
   "Protocol": "Cardano",
   "RequiresNetworkMagic": "RequiresMagic",
-  "ShelleyGenesisFile": "/opt/cardano/config/shelley-genesis.json",
+  "ShelleyGenesisFile": "/opt/cardano/config/preview-shelley-genesis.json",
   "ShelleyGenesisHash": "363498d1024f84bb39d3fa9593ce391483cb40d479b87233f868d6e57c3a400d",
   "TargetNumberOfActivePeers": 20,
   "TargetNumberOfEstablishedPeers": 50,