deps: upgrade `typescript` version

examples/angular-example/package.json

@@ -46,6 +46,6 @@
     "protractor": "~7.0.0",
     "ts-node": "~8.3.0",
     "tslint": "~6.1.0",
-    "typescript": "~4.1.2"
+    "typescript": "~4.3"
   }
 }

examples/svelte-example/package.json

@@ -24,7 +24,7 @@
     "svelte-check": "^1.0.0",
     "svelte-preprocess": "^4.6.1",
     "tslib": "^2.0.0",
-    "typescript": "~4.1"
+    "typescript": "~4.3"
   },
   "dependencies": {
     "@uppy/core": "file:../../packages/@uppy/core",

package.json

@@ -133,7 +133,7 @@
     "tsd": "^0.17.0",
     "tsify": "5.0.1",
     "tus-node-server": "0.3.2",
-    "typescript": "~4.1",
+    "typescript": "~4.3",
     "url-polyfill": "^1.1.12",
     "verdaccio": "^5.1.1",
     "watchify": "3.11.1",

packages/@uppy/angular/package.json

@@ -62,7 +62,7 @@
     "redux": "^4.0.5",
     "ts-node": "~8.3.0",
     "tslint": "~6.1.0",
-    "typescript": "~4.1"
+    "typescript": "~4.3"
   },
   "publishConfig": {
     "access": "public"

packages/@uppy/companion/package.json

@@ -86,7 +86,7 @@
     "@types/webpack": "^5.28.0",
     "@types/ws": "6.0.4",
     "supertest": "3.4.2",
-    "typescript": "~4.1"
+    "typescript": "~4.3"
   },
   "files": [
     "bin/",