add Siberium Network (#2344)

* Siberium Network added

* Siberium Network, icon file added

* add Siberium Network, prettifier's warning fixed

_data/chains/eip155-111111.json

@@ -0,0 +1,30 @@
+{
+  "name": "Siberium Network",
+  "chain": "SBR",
+  "rpc": ["https://rpc.main.siberium.net", "https://rpc.main.siberium.net.ru"],
+  "faucets": [],
+  "nativeCurrency": {
+    "name": "Siberium",
+    "symbol": "SBR",
+    "decimals": 18
+  },
+  "infoURL": "https://siberium.net",
+  "shortName": "sbr",
+  "chainId": 111111,
+  "networkId": 111111,
+  "icon": "siberium",
+  "explorers": [
+    {
+      "name": "Siberium Mainnet Explorer - blockscout - 1",
+      "url": "https://explorer.main.siberium.net",
+      "icon": "siberium",
+      "standard": "EIP3091"
+    },
+    {
+      "name": "Siberium Mainnet Explorer - blockscout - 2",
+      "url": "https://explorer.main.siberium.net.ru",
+      "icon": "siberium",
+      "standard": "EIP3091"
+    }
+  ]
+}

_data/icons/siberium.json

@@ -0,0 +1,8 @@
+[
+  {
+    "url": "ipfs://QmVDeoGo2TZPDWiaNDdPCnH2tz2BCQ7viw8ugdDWnU5LFq",
+    "width": 1920,
+    "height": 1920,
+    "format": "svg"
+  }
+]

_data/iconsDownload/QmVDeoGo2TZPDWiaNDdPCnH2tz2BCQ7viw8ugdDWnU5LFq

@@ -0,0 +1,10 @@
+<svg version="1.0" xmlns="http://www.w3.org/2000/svg" width="1920" height="1920" viewBox="-154 -72 1920 1920">
+ <title>SIBERIUM</title>
+ <defs>
+  <radialGradient id="a" cx="1900" cy="881" r="841" gradientTransform="matrix(3.4 -1.5 .66 1.5 -6862 2687)" gradientUnits="userSpaceOnUse">
+   <stop stop-color="#e9ea00" offset="0"/>
+   <stop stop-color="#00c1c1" offset="1"/>
+  </radialGradient>
+ </defs>
+ <path d="m1191 1780-392-185-416 175-393-186 0.5-538 386-162-362-171-0.012-538 417-175 392 185 416-175 392 185-0.5 539-385 162 361 171 0.028 539zm0.76-377 1.5-1.4-0.5-483-393 165-372-176 0.5 485 371 176zm2.5-1e3 -371-175-394 165 3e-3 484 394-165 371 175v-484z" fill="url(#a)" stroke="#555" stroke-opacity=".38" stroke-width="3" vector-effect="non-scaling-stroke" />
+</svg>