Bump zx from 4.2.0 to 8.8.5 (#831)

* Bump zx from 4.2.0 to 8.8.5

Bumps [zx](https://github.com/google/zx) from 4.2.0 to 8.8.5.
- [Release notes](https://github.com/google/zx/releases)
- [Commits](google/zx@4.2.0...8.8.5)

---
updated-dependencies:
- dependency-name: zx
  dependency-version: 8.8.5
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>

* Fix phantom @types/node dependency

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Zachary Dodge <dodgez@stripe.com>

Author: dependabot[bot]

package.json

@@ -46,6 +46,7 @@
     "@babel/preset-env": "^7.7.1",
     "@rollup/plugin-replace": "^2.3.1",
     "@types/jest": "^24.0.25",
+    "@types/node": "^16.6",
     "@typescript-eslint/eslint-plugin": "^4.15.2",
     "@typescript-eslint/parser": "^4.15.2",
     "babel-eslint": "^10.0.3",
@@ -64,6 +65,6 @@
     "rollup-plugin-typescript2": "^0.25.3",
     "ts-jest": "^24.3.0",
     "typescript": "~4.8.0",
-    "zx": "^4.2.0"
+    "zx": "^8.8.5"
   }
 }