feat: add subquery endpoints, staking config and identity chain references

- Add staking, staking-rewards, history externalApi endpoints (subquery.pezkuwichain.io)
  for both Pezkuwi Relay and Asset Hub
- Add identityChain reference to People chain on Relay and Asset Hub
- Add stakingWiki link to wiki.pezkuwichain.io/staking
- Add pushSupport option to Asset Hub
- Add defaultBlockTime to Asset Hub additional config
- Regenerate all merged chain versions via sync script

chains/v22/preConfigured/detailsDev/40d175caba06c99521d5cd1bea3d1495b14d28b59eef1d5ffc2688cbb7e3dd76.json

@@ -1,19 +0,0 @@
-{
-    "chainId": "40d175caba06c99521d5cd1bea3d1495b14d28b59eef1d5ffc2688cbb7e3dd76",
-    "name": "Heima-paseo (TESTNET)",
-    "assets": [
-        {
-            "assetId": 0,
-            "symbol": "HEI",
-            "precision": 18,
-            "icon": "Default.svg"
-        }
-    ],
-    "nodes": [
-        {
-            "url": "wss://rpc.paseo-parachain.heima.network",
-            "name": "Heima"
-        }
-    ],
-    "addressPrefix": 42
-}

chains/v22/preConfigured/detailsDev/d17bc7f93d054d8aba31f24d5bb0ac462247c594e31beed479b1c04d2d0ba48f.json

@@ -1,27 +0,0 @@
-{
-    "chainId": "d17bc7f93d054d8aba31f24d5bb0ac462247c594e31beed479b1c04d2d0ba48f",
-    "name": "Xcavate",
-    "assets": [
-        {
-            "assetId": 0,
-            "symbol": "XCAV",
-            "precision": 12,
-            "icon": "Default.svg"
-        }
-    ],
-    "nodes": [
-        {
-            "url": "wss://xcavate.ibp.network",
-            "name": "IBP1"
-        },
-        {
-            "url": "wss://xcavate.dotters.network",
-            "name": "IBP2"
-        },
-        {
-            "url": "wss://rpc1-polkadot.xcavate.io",
-            "name": "Xcavate"
-        }
-    ],
-    "addressPrefix": 0
-}

chains/v22/preConfigured/detailsDev/f2b8faefcf9c370872d0b4d2eee31d46b4de4a8688153d23d82a39e2d6bc8bbc.json

@@ -1,6 +1,6 @@
 {
     "chainId": "f2b8faefcf9c370872d0b4d2eee31d46b4de4a8688153d23d82a39e2d6bc8bbc",
-    "name": "Neuro Testnet (TESTNET)",
+    "name": "NeuroWeb Testnet (TESTNET)",
     "assets": [
         {
             "assetId": 0,