Update eip155-5090.json (ethereum-lists#6776)

* Add eip155-5090.json

* Update eip155-5090.json

---------

Co-authored-by: ligi <ligi@ligi.de>

Author: pionechain

_data/chains/eip155-5090.json

@@ -1,11 +1,11 @@
 {
-  "name": "Pioneer Chain Testnet",
+  "name": "Pione Chain Mainnet",
   "chain": "PIO",
   "icon": "pio",
   "rpc": ["https://rpc.pionescan.com"],
   "faucets": [],
   "nativeCurrency": {
-    "name": "Pioneer",
+    "name": "Pione",
     "symbol": "PIO",
     "decimals": 18
   },
@@ -15,7 +15,7 @@
   "networkId": 5090,
   "explorers": [
     {
-      "name": "Pioneer Chain Explorer",
+      "name": "Pione Chain Explorer",
       "url": "https://pionescan.com",
       "standard": "EIP3091"
     }

_data/icons/pio.json

@@ -1,6 +1,6 @@
 [
   {
-    "url": "ipfs://QmXcFM3JqPvvxHe1i8fTQkCFGWDGHjcZmWe2u6epUhyftt",
+    "url": "ipfs://bafkreibbs2nlmnd7vrur6fyfjl4mqqjcjnjbtwrk35juma6zoxtn2l3xce",
     "width": 512,
     "height": 512,
     "format": "png"