chore(deltachat-jsonrpc): remove unused node-fetch dependency

deltachat-jsonrpc/typescript/package.json

@@ -9,7 +9,6 @@
     "@types/chai": "^4.2.21",
     "@types/chai-as-promised": "^7.1.5",
     "@types/mocha": "^9.0.0",
-    "@types/node-fetch": "^2.5.7",
     "@types/ws": "^7.2.4",
     "c8": "^7.10.0",
     "chai": "^4.3.4",
@@ -17,7 +16,6 @@
     "esbuild": "^0.17.9",
     "http-server": "^14.1.1",
     "mocha": "^9.1.1",
-    "node-fetch": "^2.6.1",
     "npm-run-all": "^4.1.5",
     "prettier": "^2.6.2",
     "typedoc": "^0.23.2",

deltachat-jsonrpc/typescript/test/test_base.ts

@@ -2,7 +2,6 @@ import { tmpdir } from "os";
 import { join, resolve } from "path";
 import { mkdtemp, rm } from "fs/promises";
 import { spawn, exec } from "child_process";
-import fetch from "node-fetch";
 import { Readable, Writable } from "node:stream";
 
 export type RpcServerHandle = {