chore: update typescript to 5.3.3 (#2406)

* chore: update typescript to 5.3.3

* test: result should always be a Promise

Author: jasoniangreen

package.json

@@ -104,7 +104,7 @@
     "rollup-plugin-terser": "^7.0.2",
     "ts-node": "^10.9.2",
     "tsify": "^5.0.4",
-    "typescript": "^4.9.5"
+    "typescript": "5.3.3"
   },
   "collective": {
     "type": "opencollective",

spec/types/async-validate.spec.ts

@@ -109,10 +109,10 @@ describe("$async validation and type guards", () => {
       const data: unknown = {foo: 1}
       let result: boolean | Promise<Foo>
       if ((result = validate(data))) {
-        if (typeof result == "boolean") {
-          data.foo.should.equal(1)
-        } else {
+        if (result instanceof Promise) {
           await result.then((_data) => _data.foo.should.equal(1))
+        } else {
+          should.fail()
         }
       } else {
         should.fail()