chore(package): update @types/sinon to version 9.0.3

greenkeeper[bot] · web-flow · commit 753b557997af · 2020-05-19T20:09:23.000Z
Closes #123
diff --git a/package.json b/package.json
@@ -22,7 +22,7 @@
     "@types/mocha": "^5.2.6",
     "@types/react": "^16.8.13",
     "@types/react-dom": "^16.8.4",
-    "@types/sinon": "^7.0.11",
+    "@types/sinon": "^9.0.3",
     "@types/sinon-chai": "^3.2.2",
     "chai": "^4.2.0",
     "concurrently": "^4.1.0",
