Fix bignumber.js type issue

yarn.lock

@@ -4163,19 +4163,20 @@ __metadata:
   linkType: soft
 
 "@metamask/controller-utils@npm:^11.2.0, @metamask/controller-utils@npm:^11.4.1":
-  version: 11.4.1
-  resolution: "@metamask/controller-utils@npm:11.4.1"
+  version: 11.4.2
+  resolution: "@metamask/controller-utils@npm:11.4.2"
   dependencies:
     "@ethereumjs/util": "npm:^8.1.0"
     "@metamask/eth-query": "npm:^4.0.0"
     "@metamask/ethjs-unit": "npm:^0.3.0"
     "@metamask/utils": "npm:^10.0.0"
     "@spruceid/siwe-parser": "npm:2.1.0"
     "@types/bn.js": "npm:^5.1.5"
+    bignumber.js: "npm:^9.1.2"
     bn.js: "npm:^5.2.1"
     eth-ens-namehash: "npm:^2.0.8"
     fast-deep-equal: "npm:^3.1.3"
-  checksum: 10/fff4864858ce2072456537c9b51cb4c10d178a27b39ab5af8d6e9595efb59dd043bb49be336d8ac725d1281279db4365855f024329398508658b2b2d3b5bc2a5
+  checksum: 10/fdae49ee97e7a2a1bb6414011ca59932f8712a768a9c4c43673a2504c9fa9e61d83df53a21ff0506ef6a8cf774704f2df58a6d71385c8786ec5cab4359c051e1
   languageName: node
   linkType: hard
 
@@ -9873,6 +9874,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"bignumber.js@npm:^9.1.2":
+  version: 9.1.2
+  resolution: "bignumber.js@npm:9.1.2"
+  checksum: 10/d89b8800a987225d2c00dcbf8a69dc08e92aa0880157c851c287b307d31ceb2fc2acb0c62c3e3a3d42b6c5fcae9b004035f13eb4386e56d529d7edac18d5c9d8
+  languageName: node
+  linkType: hard
+
 "bin-links@npm:4.0.3":
   version: 4.0.3
   resolution: "bin-links@npm:4.0.3"