fix: Update nullish search bug in chainSupprotsPricing

Author: gambinish

ui/pages/asset/util.test.ts

@@ -28,7 +28,7 @@ describe('findAssetByAddress', () => {
   });
 
   it('should return undefined if address is not provided and no token without address is found', () => {
-    expect(findAssetByAddress(mockTokens, undefined, '0x1')).toBeUndefined();
+    expect(findAssetByAddress(mockTokens, undefined, '0x1')).toBeNull();
   });
 
   it('should return the token without address if address is not provided and a token without address exists', () => {
@@ -37,14 +37,9 @@ describe('findAssetByAddress', () => {
         { address: '', decimals: 18, symbol: 'NULL', name: 'Token NULL' },
       ],
     };
-    expect(findAssetByAddress(tokensWithNullAddress, undefined, '0x1')).toEqual(
-      {
-        address: '',
-        decimals: 18,
-        symbol: 'NULL',
-        name: 'Token NULL',
-      },
-    );
+    expect(
+      findAssetByAddress(tokensWithNullAddress, undefined, '0x1'),
+    ).toBeNull();
   });
 
   it('should return the correct token when address and chainId are provided', () => {

ui/pages/asset/util.ts

@@ -83,7 +83,8 @@ export const findAssetByAddress = (
   }
 
   if (!address) {
-    return tokens.find((token) => !token.address);
+    console.warn(`No token found for address: ${address}`);
+    return null;
   }
 
   return tokens.find(