fix: remove whatwg-fetch

package.json

@@ -125,7 +125,6 @@
     "ts-prune": "^0.10.3",
     "typechain": "^8.0.0",
     "typescript": "4.9.4",
-    "typescript-plugin-css-modules": "^4.2.2",
-    "whatwg-fetch": "3.6.2"
+    "typescript-plugin-css-modules": "^4.2.2"
   }
 }

yarn.lock

@@ -14392,11 +14392,6 @@ whatwg-encoding@^2.0.0:
   dependencies:
     iconv-lite "0.6.3"
 
-[email protected]:
-  version "3.6.2"
-  resolved "https://registry.yarnpkg.com/whatwg-fetch/-/whatwg-fetch-3.6.2.tgz#dced24f37f2624ed0281725d51d0e2e3fe677f8c"
-  integrity sha512-bJlen0FcuU/0EMLrdbJ7zOnW6ITZLrZMIarMUVmdKtsGvZna8vxKYaexICWPfZ8qwf9fzNq+UEIZrnSaApt6RA==
-
 whatwg-fetch@^2.0.4:
   version "2.0.4"
   resolved "https://registry.yarnpkg.com/whatwg-fetch/-/whatwg-fetch-2.0.4.tgz#dde6a5df315f9d39991aa17621853d720b85566f"