Upgrade metro

Summary: Bunch of dependabot PRs showed that the signal is green, but still wanted to have all in one diff.

Reviewed By: aigoncharov

Differential Revision: D36102480

fbshipit-source-id: 88d472fdc2a910a7441a9e8164fe8af0f2d90f7b

desktop/flipper-server/package.json

@@ -27,7 +27,7 @@
     "flipper-pkg-lib": "0.0.0",
     "flipper-server-core": "0.0.0",
     "fs-extra": "^9.0.0",
-    "metro": "^0.69.1",
+    "metro": "^0.70.2",
     "open": "^8.3.0",
     "p-filter": "^2.1.0",
     "yargs": "^17.0.1"